123970198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{18119}}^1$

素因数の和:18443

約数の個数: 16

約数和(自身を含む): 203523840

約数和(自身を除く): 79553642

約数列:

[1, 2, 11, 22, 311, 622, 3421, 6842, 18119, 36238, 199309, 398618, 5635009, 11270018, 61985099, 123970198]

約数ペア:

[(1, 123970198), (2, 61985099), (11, 11270018), (22, 5635009), (311, 398618), (622, 199309), (3421, 36238), (6842, 18119)]