231272895

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{569}}^1$

素因数の和:677

約数の個数: 64

約数和(自身を含む): 437760000

約数和(自身を除く): 206487105

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 79, 105, 147, 237, 245, 343, 395, 553, 569, 735, 1029, 1185, 1659, 1707, 1715, 2765, 2845, 3871, 3983, 5145, 8295, 8535, 11613, 11949, 19355, 19915, 27097, 27881, 44951, 58065, 59745, 81291, 83643, 134853, 135485, 139405, 195167, 224755, 314657, 406455, 418215, 585501, 674265, 943971, 975835, 1573285, 2202599, 2927505, 4719855, 6607797, 11012995, 15418193, 33038985, 46254579, 77090965, 231272895]

約数ペア:

[(1, 231272895), (3, 77090965), (5, 46254579), (7, 33038985), (15, 15418193), (21, 11012995), (35, 6607797), (49, 4719855), (79, 2927505), (105, 2202599), (147, 1573285), (237, 975835), (245, 943971), (343, 674265), (395, 585501), (553, 418215), (569, 406455), (735, 314657), (1029, 224755), (1185, 195167), (1659, 139405), (1707, 135485), (1715, 134853), (2765, 83643), (2845, 81291), (3871, 59745), (3983, 58065), (5145, 44951), (8295, 27881), (8535, 27097), (11613, 19915), (11949, 19355)]