31705510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{443}}^1$

素因数の和:888

約数の個数: 32

約数和(自身を含む): 60707232

約数和(自身を除く): 29001722

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 421, 443, 842, 886, 2105, 2215, 4210, 4430, 7157, 7531, 14314, 15062, 35785, 37655, 71570, 75310, 186503, 373006, 932515, 1865030, 3170551, 6341102, 15852755, 31705510]

約数ペア:

[(1, 31705510), (2, 15852755), (5, 6341102), (10, 3170551), (17, 1865030), (34, 932515), (85, 373006), (170, 186503), (421, 75310), (443, 71570), (842, 37655), (886, 35785), (2105, 15062), (2215, 14314), (4210, 7531), (4430, 7157)]