51905475

素因数分解:

$3^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{587}}^1$

素因数の和:737

約数の個数: 48

約数和(自身を含む): 96243840

約数和(自身を除く): 44338365

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 131, 135, 225, 393, 587, 655, 675, 1179, 1761, 1965, 2935, 3275, 3537, 5283, 5895, 8805, 9825, 14675, 15849, 17685, 26415, 29475, 44025, 76897, 79245, 88425, 132075, 230691, 384485, 396225, 692073, 1153455, 1922425, 2076219, 3460365, 5767275, 10381095, 17301825, 51905475]

約数ペア:

[(1, 51905475), (3, 17301825), (5, 10381095), (9, 5767275), (15, 3460365), (25, 2076219), (27, 1922425), (45, 1153455), (75, 692073), (131, 396225), (135, 384485), (225, 230691), (393, 132075), (587, 88425), (655, 79245), (675, 76897), (1179, 44025), (1761, 29475), (1965, 26415), (2935, 17685), (3275, 15849), (3537, 14675), (5283, 9825), (5895, 8805)]