128464665

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{911}}^1$

素因数の和:1022

約数の個数: 64

約数和(自身を含む): 252149760

約数和(自身を除く): 123685095

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 79, 85, 105, 119, 237, 255, 357, 395, 553, 595, 911, 1185, 1343, 1659, 1785, 2733, 2765, 4029, 4555, 6377, 6715, 8295, 9401, 13665, 15487, 19131, 20145, 28203, 31885, 46461, 47005, 71969, 77435, 95655, 108409, 141015, 215907, 232305, 325227, 359845, 503783, 542045, 1079535, 1223473, 1511349, 1626135, 2518915, 3670419, 6117365, 7556745, 8564311, 18352095, 25692933, 42821555, 128464665]

約数ペア:

[(1, 128464665), (3, 42821555), (5, 25692933), (7, 18352095), (15, 8564311), (17, 7556745), (21, 6117365), (35, 3670419), (51, 2518915), (79, 1626135), (85, 1511349), (105, 1223473), (119, 1079535), (237, 542045), (255, 503783), (357, 359845), (395, 325227), (553, 232305), (595, 215907), (911, 141015), (1185, 108409), (1343, 95655), (1659, 77435), (1785, 71969), (2733, 47005), (2765, 46461), (4029, 31885), (4555, 28203), (6377, 20145), (6715, 19131), (8295, 15487), (9401, 13665)]