131427135

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:405

約数の個数: 96

約数和(自身を含む): 275877888

約数和(自身を除く): 144450753

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 43, 45, 63, 93, 105, 129, 155, 215, 217, 279, 301, 313, 315, 387, 465, 645, 651, 903, 939, 1085, 1333, 1395, 1505, 1565, 1935, 1953, 2191, 2709, 2817, 3255, 3999, 4515, 4695, 6573, 6665, 9331, 9703, 9765, 10955, 11997, 13459, 13545, 14085, 19719, 19995, 27993, 29109, 32865, 40377, 46655, 48515, 59985, 67295, 67921, 83979, 87327, 94213, 98595, 121131, 139965, 145545, 201885, 203763, 282639, 339605, 417229, 419895, 436635, 471065, 605655, 611289, 847917, 1018815, 1251687, 1413195, 2086145, 2920603, 3056445, 3755061, 4239585, 6258435, 8761809, 14603015, 18775305, 26285427, 43809045, 131427135]

約数ペア:

[(1, 131427135), (3, 43809045), (5, 26285427), (7, 18775305), (9, 14603015), (15, 8761809), (21, 6258435), (31, 4239585), (35, 3755061), (43, 3056445), (45, 2920603), (63, 2086145), (93, 1413195), (105, 1251687), (129, 1018815), (155, 847917), (215, 611289), (217, 605655), (279, 471065), (301, 436635), (313, 419895), (315, 417229), (387, 339605), (465, 282639), (645, 203763), (651, 201885), (903, 145545), (939, 139965), (1085, 121131), (1333, 98595), (1395, 94213), (1505, 87327), (1565, 83979), (1935, 67921), (1953, 67295), (2191, 59985), (2709, 48515), (2817, 46655), (3255, 40377), (3999, 32865), (4515, 29109), (4695, 27993), (6573, 19995), (6665, 19719), (9331, 14085), (9703, 13545), (9765, 13459), (10955, 11997)]