38973675

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 70495488

約数和(自身を除く): 31521813

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 71, 75, 195, 213, 325, 355, 563, 923, 975, 1065, 1689, 1775, 2769, 2815, 4615, 5325, 7319, 8445, 13845, 14075, 21957, 23075, 36595, 39973, 42225, 69225, 109785, 119919, 182975, 199865, 519649, 548925, 599595, 999325, 1558947, 2598245, 2997975, 7794735, 12991225, 38973675]

約数ペア:

[(1, 38973675), (3, 12991225), (5, 7794735), (13, 2997975), (15, 2598245), (25, 1558947), (39, 999325), (65, 599595), (71, 548925), (75, 519649), (195, 199865), (213, 182975), (325, 119919), (355, 109785), (563, 69225), (923, 42225), (975, 39973), (1065, 36595), (1689, 23075), (1775, 21957), (2769, 14075), (2815, 13845), (4615, 8445), (5325, 7319)]