400654968

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{340693}}^1$

素因数の和:340716

約数の個数: 48

約数和(自身を含む): 1165173480

約数和(自身を除く): 764518512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 340693, 681386, 1022079, 1362772, 2044158, 2384851, 2725544, 4088316, 4769702, 7154553, 8176632, 9539404, 14309106, 16693957, 19078808, 28618212, 33387914, 50081871, 57236424, 66775828, 100163742, 133551656, 200327484, 400654968]

約数ペア:

[(1, 400654968), (2, 200327484), (3, 133551656), (4, 100163742), (6, 66775828), (7, 57236424), (8, 50081871), (12, 33387914), (14, 28618212), (21, 19078808), (24, 16693957), (28, 14309106), (42, 9539404), (49, 8176632), (56, 7154553), (84, 4769702), (98, 4088316), (147, 2725544), (168, 2384851), (196, 2044158), (294, 1362772), (392, 1022079), (588, 681386), (1176, 340693)]