61474275

素因数分解:

$3^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1493}}^1$

素因数の和:1573

約数の個数: 48

約数和(自身を含む): 114858720

約数和(自身を除く): 53384445

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 61, 75, 135, 183, 225, 305, 549, 675, 915, 1493, 1525, 1647, 2745, 4479, 4575, 7465, 8235, 13437, 13725, 22395, 37325, 40311, 41175, 67185, 91073, 111975, 201555, 273219, 335925, 455365, 819657, 1007775, 1366095, 2276825, 2458971, 4098285, 6830475, 12294855, 20491425, 61474275]

約数ペア:

[(1, 61474275), (3, 20491425), (5, 12294855), (9, 6830475), (15, 4098285), (25, 2458971), (27, 2276825), (45, 1366095), (61, 1007775), (75, 819657), (135, 455365), (183, 335925), (225, 273219), (305, 201555), (549, 111975), (675, 91073), (915, 67185), (1493, 41175), (1525, 40311), (1647, 37325), (2745, 22395), (4479, 13725), (4575, 13437), (7465, 8235)]