39553956

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{379}}^1$

素因数の和:625

約数の個数: 72

約数和(自身を含む): 108442880

約数和(自身を除く): 68888924

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 223, 234, 379, 446, 468, 669, 758, 892, 1137, 1338, 1516, 2007, 2274, 2676, 2899, 3411, 4014, 4548, 4927, 5798, 6822, 8028, 8697, 9854, 11596, 13644, 14781, 17394, 19708, 26091, 29562, 34788, 44343, 52182, 59124, 84517, 88686, 104364, 169034, 177372, 253551, 338068, 507102, 760653, 1014204, 1098721, 1521306, 2197442, 3042612, 3296163, 4394884, 6592326, 9888489, 13184652, 19776978, 39553956]

約数ペア:

[(1, 39553956), (2, 19776978), (3, 13184652), (4, 9888489), (6, 6592326), (9, 4394884), (12, 3296163), (13, 3042612), (18, 2197442), (26, 1521306), (36, 1098721), (39, 1014204), (52, 760653), (78, 507102), (117, 338068), (156, 253551), (223, 177372), (234, 169034), (379, 104364), (446, 88686), (468, 84517), (669, 59124), (758, 52182), (892, 44343), (1137, 34788), (1338, 29562), (1516, 26091), (2007, 19708), (2274, 17394), (2676, 14781), (2899, 13644), (3411, 11596), (4014, 9854), (4548, 8697), (4927, 8028), (5798, 6822)]