989649848

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{1723}}^1$

素因数の和:1908

約数の個数: 64

約数和(自身を含む): 2077902720

約数和(自身を除く): 1088252872

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 107, 122, 214, 244, 428, 488, 671, 856, 1177, 1342, 1723, 2354, 2684, 3446, 4708, 5368, 6527, 6892, 9416, 13054, 13784, 18953, 26108, 37906, 52216, 71797, 75812, 105103, 143594, 151624, 184361, 210206, 287188, 368722, 420412, 574376, 737444, 840824, 1156133, 1474888, 2027971, 2312266, 4055942, 4624532, 8111884, 9249064, 11246021, 16223768, 22492042, 44984084, 89968168, 123706231, 247412462, 494824924, 989649848]

約数ペア:

[(1, 989649848), (2, 494824924), (4, 247412462), (8, 123706231), (11, 89968168), (22, 44984084), (44, 22492042), (61, 16223768), (88, 11246021), (107, 9249064), (122, 8111884), (214, 4624532), (244, 4055942), (428, 2312266), (488, 2027971), (671, 1474888), (856, 1156133), (1177, 840824), (1342, 737444), (1723, 574376), (2354, 420412), (2684, 368722), (3446, 287188), (4708, 210206), (5368, 184361), (6527, 151624), (6892, 143594), (9416, 105103), (13054, 75812), (13784, 71797), (18953, 52216), (26108, 37906)]