2157793415

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{125929}}^1$

素因数の和:126106

約数の個数: 16

約数和(自身を含む): 2720088000

約数和(自身を除く): 562294585

約数列:

[1, 5, 23, 115, 149, 745, 3427, 17135, 125929, 629645, 2896367, 14481835, 18763421, 93817105, 431558683, 2157793415]

約数ペア:

[(1, 2157793415), (5, 431558683), (23, 93817105), (115, 18763421), (149, 14481835), (745, 2896367), (3427, 629645), (17135, 125929)]