66675928

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{12421}}^1$

素因数の和:12499

約数の個数: 32

約数和(自身を含む): 138629520

約数和(自身を除く): 71953592

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 5368, 12421, 24842, 49684, 99368, 136631, 273262, 546524, 757681, 1093048, 1515362, 3030724, 6061448, 8334491, 16668982, 33337964, 66675928]

約数ペア:

[(1, 66675928), (2, 33337964), (4, 16668982), (8, 8334491), (11, 6061448), (22, 3030724), (44, 1515362), (61, 1093048), (88, 757681), (122, 546524), (244, 273262), (488, 136631), (671, 99368), (1342, 49684), (2684, 24842), (5368, 12421)]