87168268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{691}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 172988928

約数和(自身を除く): 85820660

約数列:

[1, 2, 4, 11, 22, 44, 47, 61, 94, 122, 188, 244, 517, 671, 691, 1034, 1342, 1382, 2068, 2684, 2764, 2867, 5734, 7601, 11468, 15202, 30404, 31537, 32477, 42151, 63074, 64954, 84302, 126148, 129908, 168604, 357247, 463661, 714494, 927322, 1428988, 1854644, 1981097, 3962194, 7924388, 21792067, 43584134, 87168268]

約数ペア:

[(1, 87168268), (2, 43584134), (4, 21792067), (11, 7924388), (22, 3962194), (44, 1981097), (47, 1854644), (61, 1428988), (94, 927322), (122, 714494), (188, 463661), (244, 357247), (517, 168604), (671, 129908), (691, 126148), (1034, 84302), (1342, 64954), (1382, 63074), (2068, 42151), (2684, 32477), (2764, 31537), (2867, 30404), (5734, 15202), (7601, 11468)]