281036605

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{4523}}^1$

素因数の和:4605

約数の個数: 24

約数和(自身を含む): 366661152

約数和(自身を除く): 85624547

約数列:

[1, 5, 17, 43, 85, 215, 289, 731, 1445, 3655, 4523, 12427, 22615, 62135, 76891, 194489, 384455, 972445, 1307147, 3306313, 6535735, 16531565, 56207321, 281036605]

約数ペア:

[(1, 281036605), (5, 56207321), (17, 16531565), (43, 6535735), (85, 3306313), (215, 1307147), (289, 972445), (731, 384455), (1445, 194489), (3655, 76891), (4523, 62135), (12427, 22615)]