67871505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 125637120

約数和(自身を除く): 57765615

約数列:

[1, 3, 5, 13, 15, 23, 37, 39, 65, 69, 111, 115, 185, 195, 299, 345, 409, 481, 555, 851, 897, 1227, 1443, 1495, 2045, 2405, 2553, 4255, 4485, 5317, 6135, 7215, 9407, 11063, 12765, 15133, 15951, 26585, 28221, 33189, 45399, 47035, 55315, 75665, 79755, 122291, 141105, 165945, 196729, 226995, 348059, 366873, 590187, 611455, 983645, 1044177, 1740295, 1834365, 2950935, 4524767, 5220885, 13574301, 22623835, 67871505]

約数ペア:

[(1, 67871505), (3, 22623835), (5, 13574301), (13, 5220885), (15, 4524767), (23, 2950935), (37, 1834365), (39, 1740295), (65, 1044177), (69, 983645), (111, 611455), (115, 590187), (185, 366873), (195, 348059), (299, 226995), (345, 196729), (409, 165945), (481, 141105), (555, 122291), (851, 79755), (897, 75665), (1227, 55315), (1443, 47035), (1495, 45399), (2045, 33189), (2405, 28221), (2553, 26585), (4255, 15951), (4485, 15133), (5317, 12765), (6135, 11063), (7215, 9407)]