72686492

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{2539}}^1$

素因数の和:2981

約数の個数: 24

約数和(自身を含む): 135056880

約数和(自身を除く): 62370388

約数列:

[1, 2, 4, 17, 34, 68, 421, 842, 1684, 2539, 5078, 7157, 10156, 14314, 28628, 43163, 86326, 172652, 1068919, 2137838, 4275676, 18171623, 36343246, 72686492]

約数ペア:

[(1, 72686492), (2, 36343246), (4, 18171623), (17, 4275676), (34, 2137838), (68, 1068919), (421, 172652), (842, 86326), (1684, 43163), (2539, 28628), (5078, 14314), (7157, 10156)]