278321121

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{6211}}^1$

素因数の和:6613

約数の個数: 24

約数和(自身を含む): 434144256

約数和(自身を除く): 155823135

約数列:

[1, 3, 9, 13, 39, 117, 383, 1149, 3447, 4979, 6211, 14937, 18633, 44811, 55899, 80743, 242229, 726687, 2378813, 7136439, 21409317, 30924569, 92773707, 278321121]

約数ペア:

[(1, 278321121), (3, 92773707), (9, 30924569), (13, 21409317), (39, 7136439), (117, 2378813), (383, 726687), (1149, 242229), (3447, 80743), (4979, 55899), (6211, 44811), (14937, 18633)]