57221775

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{6521}}^1$

素因数の和:6553

約数の個数: 48

約数和(自身を含む): 113221920

約数和(自身を除く): 56000145

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 135, 195, 225, 325, 351, 585, 675, 975, 1755, 2925, 6521, 8775, 19563, 32605, 58689, 84773, 97815, 163025, 176067, 254319, 293445, 423865, 489075, 762957, 880335, 1271595, 1467225, 2119325, 2288871, 3814785, 4401675, 6357975, 11444355, 19073925, 57221775]

約数ペア:

[(1, 57221775), (3, 19073925), (5, 11444355), (9, 6357975), (13, 4401675), (15, 3814785), (25, 2288871), (27, 2119325), (39, 1467225), (45, 1271595), (65, 880335), (75, 762957), (117, 489075), (135, 423865), (195, 293445), (225, 254319), (325, 176067), (351, 163025), (585, 97815), (675, 84773), (975, 58689), (1755, 32605), (2925, 19563), (6521, 8775)]