131218052

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{433}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 268316160

約数和(自身を除く): 137098108

約数列:

[1, 2, 4, 7, 14, 28, 79, 137, 158, 274, 316, 433, 548, 553, 866, 959, 1106, 1732, 1918, 2212, 3031, 3836, 6062, 10823, 12124, 21646, 34207, 43292, 59321, 68414, 75761, 118642, 136828, 151522, 237284, 239449, 303044, 415247, 478898, 830494, 957796, 1660988, 4686359, 9372718, 18745436, 32804513, 65609026, 131218052]

約数ペア:

[(1, 131218052), (2, 65609026), (4, 32804513), (7, 18745436), (14, 9372718), (28, 4686359), (79, 1660988), (137, 957796), (158, 830494), (274, 478898), (316, 415247), (433, 303044), (548, 239449), (553, 237284), (866, 151522), (959, 136828), (1106, 118642), (1732, 75761), (1918, 68414), (2212, 59321), (3031, 43292), (3836, 34207), (6062, 21646), (10823, 12124)]