16980456549

素因数分解:

$3^1\times 7^1\times {\mathrm{1801}}^1\times {\mathrm{448969}}^1$

素因数の和:450780

約数の個数: 16

約数和(自身を含む): 25889406080

約数和(自身を除く): 8908949531

約数列:

[1, 3, 7, 21, 1801, 5403, 12607, 37821, 448969, 1346907, 3142783, 9428349, 808593169, 2425779507, 5660152183, 16980456549]

約数ペア:

[(1, 16980456549), (3, 5660152183), (7, 2425779507), (21, 808593169), (1801, 9428349), (5403, 3142783), (12607, 1346907), (37821, 448969)]