91991416

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{17137}}^1$

素因数の和:17215

約数の個数: 32

約数和(自身を含む): 191260080

約数和(自身を除く): 99268664

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 5368, 17137, 34274, 68548, 137096, 188507, 377014, 754028, 1045357, 1508056, 2090714, 4181428, 8362856, 11498927, 22997854, 45995708, 91991416]

約数ペア:

[(1, 91991416), (2, 45995708), (4, 22997854), (8, 11498927), (11, 8362856), (22, 4181428), (44, 2090714), (61, 1508056), (88, 1045357), (122, 754028), (244, 377014), (488, 188507), (671, 137096), (1342, 68548), (2684, 34274), (5368, 17137)]