81630354

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{7639}}^1$

素因数の和:7794

約数の個数: 32

約数和(自身を含む): 177125760

約数和(自身を除く): 95495406

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 137, 274, 411, 822, 1781, 3562, 5343, 7639, 10686, 15278, 22917, 45834, 99307, 198614, 297921, 595842, 1046543, 2093086, 3139629, 6279258, 13605059, 27210118, 40815177, 81630354]

約数ペア:

[(1, 81630354), (2, 40815177), (3, 27210118), (6, 13605059), (13, 6279258), (26, 3139629), (39, 2093086), (78, 1046543), (137, 595842), (274, 297921), (411, 198614), (822, 99307), (1781, 45834), (3562, 22917), (5343, 15278), (7639, 10686)]