728348565

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{11777}}^1$

素因数の和:11842

約数の個数: 64

約数和(自身を含む): 1447280640

約数和(自身を除く): 718932075

約数列:

[1, 3, 5, 7, 15, 19, 21, 31, 35, 57, 93, 95, 105, 133, 155, 217, 285, 399, 465, 589, 651, 665, 1085, 1767, 1995, 2945, 3255, 4123, 8835, 11777, 12369, 20615, 35331, 58885, 61845, 82439, 176655, 223763, 247317, 365087, 412195, 671289, 1095261, 1118815, 1236585, 1566341, 1825435, 2555609, 3356445, 4699023, 5476305, 6936653, 7666827, 7831705, 12778045, 20809959, 23495115, 34683265, 38334135, 48556571, 104049795, 145669713, 242782855, 728348565]

約数ペア:

[(1, 728348565), (3, 242782855), (5, 145669713), (7, 104049795), (15, 48556571), (19, 38334135), (21, 34683265), (31, 23495115), (35, 20809959), (57, 12778045), (93, 7831705), (95, 7666827), (105, 6936653), (133, 5476305), (155, 4699023), (217, 3356445), (285, 2555609), (399, 1825435), (465, 1566341), (589, 1236585), (651, 1118815), (665, 1095261), (1085, 671289), (1767, 412195), (1995, 365087), (2945, 247317), (3255, 223763), (4123, 176655), (8835, 82439), (11777, 61845), (12369, 58885), (20615, 35331)]