280017921

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{881}}^1\times {\mathrm{1999}}^1$

素因数の和:2936

約数の個数: 16

約数和(自身を含む): 381024000

約数和(自身を除く): 101006079

約数列:

[1, 3, 53, 159, 881, 1999, 2643, 5997, 46693, 105947, 140079, 317841, 1761119, 5283357, 93339307, 280017921]

約数ペア:

[(1, 280017921), (3, 93339307), (53, 5283357), (159, 1761119), (881, 317841), (1999, 140079), (2643, 105947), (5997, 46693)]