212937981

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{1109}}^1\times {\mathrm{2207}}^1$

素因数の和:3348

約数の個数: 16

約数和(自身を含む): 294105600

約数和(自身を除く): 81167619

約数列:

[1, 3, 29, 87, 1109, 2207, 3327, 6621, 32161, 64003, 96483, 192009, 2447563, 7342689, 70979327, 212937981]

約数ペア:

[(1, 212937981), (3, 70979327), (29, 7342689), (87, 2447563), (1109, 192009), (2207, 96483), (3327, 64003), (6621, 32161)]