278321108

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{67751}}^1$

素因数の和:67847

約数の個数: 24

約数和(自身を含む): 531175680

約数和(自身を除く): 252854572

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 67751, 135502, 271004, 880763, 1761526, 3523052, 5352329, 10704658, 21409316, 69580277, 139160554, 278321108]

約数ペア:

[(1, 278321108), (2, 139160554), (4, 69580277), (13, 21409316), (26, 10704658), (52, 5352329), (79, 3523052), (158, 1761526), (316, 880763), (1027, 271004), (2054, 135502), (4108, 67751)]