31286398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{787}}^1$

素因数の和:952

約数の個数: 32

約数和(自身を含む): 55601280

約数和(自身を除く): 24314882

約数列:

[1, 2, 11, 13, 22, 26, 139, 143, 278, 286, 787, 1529, 1574, 1807, 3058, 3614, 8657, 10231, 17314, 19877, 20462, 39754, 109393, 112541, 218786, 225082, 1203323, 1422109, 2406646, 2844218, 15643199, 31286398]

約数ペア:

[(1, 31286398), (2, 15643199), (11, 2844218), (13, 2406646), (22, 1422109), (26, 1203323), (139, 225082), (143, 218786), (278, 112541), (286, 109393), (787, 39754), (1529, 20462), (1574, 19877), (1807, 17314), (3058, 10231), (3614, 8657)]