717118815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 1433272320

約数和(自身を除く): 716153505

約数列:

[1, 3, 5, 7, 15, 21, 29, 31, 35, 71, 87, 93, 105, 107, 145, 155, 203, 213, 217, 321, 355, 435, 465, 497, 535, 609, 651, 749, 899, 1015, 1065, 1085, 1491, 1605, 2059, 2201, 2247, 2485, 2697, 3045, 3103, 3255, 3317, 3745, 4495, 6177, 6293, 6603, 7455, 7597, 9309, 9951, 10295, 11005, 11235, 13485, 14413, 15407, 15515, 16585, 18879, 21721, 22791, 23219, 30885, 31465, 33015, 37985, 43239, 46221, 46545, 49755, 53179, 63829, 65163, 69657, 72065, 77035, 94395, 96193, 108605, 113955, 116095, 159537, 191487, 216195, 220313, 231105, 235507, 265895, 288579, 319145, 325815, 348285, 446803, 480965, 660939, 673351, 706521, 797685, 957435, 1101565, 1177535, 1340409, 1442895, 1542191, 1648549, 2020053, 2234015, 3304695, 3366755, 3532605, 4626573, 4945647, 6702045, 6829703, 7710955, 8242745, 10100265, 20489109, 23132865, 24728235, 34148515, 47807921, 102445545, 143423763, 239039605, 717118815]

約数ペア:

[(1, 717118815), (3, 239039605), (5, 143423763), (7, 102445545), (15, 47807921), (21, 34148515), (29, 24728235), (31, 23132865), (35, 20489109), (71, 10100265), (87, 8242745), (93, 7710955), (105, 6829703), (107, 6702045), (145, 4945647), (155, 4626573), (203, 3532605), (213, 3366755), (217, 3304695), (321, 2234015), (355, 2020053), (435, 1648549), (465, 1542191), (497, 1442895), (535, 1340409), (609, 1177535), (651, 1101565), (749, 957435), (899, 797685), (1015, 706521), (1065, 673351), (1085, 660939), (1491, 480965), (1605, 446803), (2059, 348285), (2201, 325815), (2247, 319145), (2485, 288579), (2697, 265895), (3045, 235507), (3103, 231105), (3255, 220313), (3317, 216195), (3745, 191487), (4495, 159537), (6177, 116095), (6293, 113955), (6603, 108605), (7455, 96193), (7597, 94395), (9309, 77035), (9951, 72065), (10295, 69657), (11005, 65163), (11235, 63829), (13485, 53179), (14413, 49755), (15407, 46545), (15515, 46221), (16585, 43239), (18879, 37985), (21721, 33015), (22791, 31465), (23219, 30885)]