3939975

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{449}}^1$

素因数の和:481

約数の個数: 48

約数和(自身を含む): 7812000

約数和(自身を除く): 3872025

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 135, 195, 225, 325, 351, 449, 585, 675, 975, 1347, 1755, 2245, 2925, 4041, 5837, 6735, 8775, 11225, 12123, 17511, 20205, 29185, 33675, 52533, 60615, 87555, 101025, 145925, 157599, 262665, 303075, 437775, 787995, 1313325, 3939975]

約数ペア:

[(1, 3939975), (3, 1313325), (5, 787995), (9, 437775), (13, 303075), (15, 262665), (25, 157599), (27, 145925), (39, 101025), (45, 87555), (65, 60615), (75, 52533), (117, 33675), (135, 29185), (195, 20205), (225, 17511), (325, 12123), (351, 11225), (449, 8775), (585, 6735), (675, 5837), (975, 4041), (1347, 2925), (1755, 2245)]