826619985

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 160

約数和(自身を含む): 1693612800

約数和(自身を除く): 866992815

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 45, 51, 57, 71, 81, 85, 89, 95, 135, 153, 171, 213, 255, 267, 285, 323, 355, 405, 445, 459, 513, 639, 765, 801, 855, 969, 1065, 1207, 1335, 1349, 1377, 1513, 1539, 1615, 1691, 1917, 2295, 2403, 2565, 2907, 3195, 3621, 4005, 4047, 4539, 4845, 5073, 5751, 6035, 6319, 6745, 6885, 7209, 7565, 7695, 8455, 8721, 9585, 10863, 12015, 12141, 13617, 14535, 15219, 18105, 18957, 20235, 22695, 22933, 25365, 26163, 28747, 28755, 31595, 32589, 36045, 36423, 40851, 43605, 45657, 54315, 56871, 60705, 68085, 68799, 76095, 86241, 94785, 97767, 107423, 109269, 114665, 120061, 122553, 130815, 136971, 143735, 162945, 170613, 182115, 204255, 206397, 228285, 258723, 284355, 322269, 343995, 360183, 431205, 488835, 511839, 537115, 546345, 600305, 612765, 619191, 684855, 776169, 853065, 966807, 1031985, 1080549, 1293615, 1611345, 1800915, 1857573, 2041037, 2328507, 2559195, 2900421, 3095955, 3241647, 3880845, 4834035, 5402745, 6123111, 8701263, 9287865, 9724941, 10205185, 11642535, 14502105, 16208235, 18369333, 30615555, 43506315, 48624705, 55107999, 91846665, 165323997, 275539995, 826619985]

約数ペア:

[(1, 826619985), (3, 275539995), (5, 165323997), (9, 91846665), (15, 55107999), (17, 48624705), (19, 43506315), (27, 30615555), (45, 18369333), (51, 16208235), (57, 14502105), (71, 11642535), (81, 10205185), (85, 9724941), (89, 9287865), (95, 8701263), (135, 6123111), (153, 5402745), (171, 4834035), (213, 3880845), (255, 3241647), (267, 3095955), (285, 2900421), (323, 2559195), (355, 2328507), (405, 2041037), (445, 1857573), (459, 1800915), (513, 1611345), (639, 1293615), (765, 1080549), (801, 1031985), (855, 966807), (969, 853065), (1065, 776169), (1207, 684855), (1335, 619191), (1349, 612765), (1377, 600305), (1513, 546345), (1539, 537115), (1615, 511839), (1691, 488835), (1917, 431205), (2295, 360183), (2403, 343995), (2565, 322269), (2907, 284355), (3195, 258723), (3621, 228285), (4005, 206397), (4047, 204255), (4539, 182115), (4845, 170613), (5073, 162945), (5751, 143735), (6035, 136971), (6319, 130815), (6745, 122553), (6885, 120061), (7209, 114665), (7565, 109269), (7695, 107423), (8455, 97767), (8721, 94785), (9585, 86241), (10863, 76095), (12015, 68799), (12141, 68085), (13617, 60705), (14535, 56871), (15219, 54315), (18105, 45657), (18957, 43605), (20235, 40851), (22695, 36423), (22933, 36045), (25365, 32589), (26163, 31595), (28747, 28755)]