51508575

素因数分解:

$3^3\times 5^2\times {\mathrm{137}}^1\times {\mathrm{557}}^1$

素因数の和:713

約数の個数: 48

約数和(自身を含む): 95484960

約数和(自身を除く): 43976385

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 137, 225, 411, 557, 675, 685, 1233, 1671, 2055, 2785, 3425, 3699, 5013, 6165, 8355, 10275, 13925, 15039, 18495, 25065, 30825, 41775, 75195, 76309, 92475, 125325, 228927, 375975, 381545, 686781, 1144635, 1907725, 2060343, 3433905, 5723175, 10301715, 17169525, 51508575]

約数ペア:

[(1, 51508575), (3, 17169525), (5, 10301715), (9, 5723175), (15, 3433905), (25, 2060343), (27, 1907725), (45, 1144635), (75, 686781), (135, 381545), (137, 375975), (225, 228927), (411, 125325), (557, 92475), (675, 76309), (685, 75195), (1233, 41775), (1671, 30825), (2055, 25065), (2785, 18495), (3425, 15039), (3699, 13925), (5013, 10275), (6165, 8355)]