11972715

素因数分解:

$3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1433}}^1$

素因数の和:1998

約数の個数: 16

約数和(自身を含む): 19204128

約数和(自身を除く): 7231413

約数列:

[1, 3, 5, 15, 557, 1433, 1671, 2785, 4299, 7165, 8355, 21495, 798181, 2394543, 3990905, 11972715]

約数ペア:

[(1, 11972715), (3, 3990905), (5, 2394543), (15, 798181), (557, 21495), (1433, 8355), (1671, 7165), (2785, 4299)]