281330917

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1\times {\mathrm{3433}}^1$

素因数の和:3972

約数の個数: 16

約数和(自身を含む): 336257280

約数和(自身を除く): 54926363

約数列:

[1, 7, 23, 161, 509, 3433, 3563, 11707, 24031, 78959, 81949, 552713, 1747397, 12231779, 40190131, 281330917]

約数ペア:

[(1, 281330917), (7, 40190131), (23, 12231779), (161, 1747397), (509, 552713), (3433, 81949), (3563, 78959), (11707, 24031)]