123156656

素因数分解:

$2^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{4931}}^1$

素因数の和:5169

約数の個数: 40

約数和(自身を含む): 273982464

約数和(自身を除く): 150825808

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 223, 446, 892, 1561, 1784, 3122, 3568, 4931, 6244, 9862, 12488, 19724, 24976, 34517, 39448, 69034, 78896, 138068, 276136, 552272, 1099613, 2199226, 4398452, 7697291, 8796904, 15394582, 17593808, 30789164, 61578328, 123156656]

約数ペア:

[(1, 123156656), (2, 61578328), (4, 30789164), (7, 17593808), (8, 15394582), (14, 8796904), (16, 7697291), (28, 4398452), (56, 2199226), (112, 1099613), (223, 552272), (446, 276136), (892, 138068), (1561, 78896), (1784, 69034), (3122, 39448), (3568, 34517), (4931, 24976), (6244, 19724), (9862, 12488)]