1900315

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:230

約数の個数: 16

約数和(自身を含む): 2379456

約数和(自身を除く): 479141

約数列:

[1, 5, 53, 71, 101, 265, 355, 505, 3763, 5353, 7171, 18815, 26765, 35855, 380063, 1900315]

約数ペア:

[(1, 1900315), (5, 380063), (53, 35855), (71, 26765), (101, 18815), (265, 7171), (355, 5353), (505, 3763)]