28306369724

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{521}}^1\times {\mathrm{1093}}^1$

素因数の和:1695

約数の個数: 72

約数和(自身を含む): 53997905808

約数和(自身を除く): 25691536084

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 289, 521, 578, 731, 1042, 1093, 1156, 1462, 2084, 2186, 2924, 4372, 8857, 12427, 17714, 18581, 22403, 24854, 35428, 37162, 44806, 46999, 49708, 74324, 89612, 93998, 150569, 187996, 301138, 315877, 380851, 569453, 602276, 631754, 761702, 798983, 1138906, 1263508, 1523404, 1597966, 2277812, 3195932, 6474467, 9680701, 12948934, 13582711, 19361402, 24486479, 25897868, 27165422, 38722804, 48972958, 54330844, 97945916, 164571917, 329143834, 416270143, 658287668, 832540286, 1665080572, 7076592431, 14153184862, 28306369724]

約数ペア:

[(1, 28306369724), (2, 14153184862), (4, 7076592431), (17, 1665080572), (34, 832540286), (43, 658287668), (68, 416270143), (86, 329143834), (172, 164571917), (289, 97945916), (521, 54330844), (578, 48972958), (731, 38722804), (1042, 27165422), (1093, 25897868), (1156, 24486479), (1462, 19361402), (2084, 13582711), (2186, 12948934), (2924, 9680701), (4372, 6474467), (8857, 3195932), (12427, 2277812), (17714, 1597966), (18581, 1523404), (22403, 1263508), (24854, 1138906), (35428, 798983), (37162, 761702), (44806, 631754), (46999, 602276), (49708, 569453), (74324, 380851), (89612, 315877), (93998, 301138), (150569, 187996)]