310917691

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{641}}^1$

素因数の和:1195

約数の個数: 24

約数和(自身を含む): 382041360

約数和(自身を除く): 71123669

約数列:

[1, 7, 19, 49, 133, 521, 641, 931, 3647, 4487, 9899, 12179, 25529, 31409, 69293, 85253, 333961, 485051, 596771, 2337727, 6345259, 16364089, 44416813, 310917691]

約数ペア:

[(1, 310917691), (7, 44416813), (19, 16364089), (49, 6345259), (133, 2337727), (521, 596771), (641, 485051), (931, 333961), (3647, 85253), (4487, 69293), (9899, 31409), (12179, 25529)]