66263385

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 108743040

約数和(自身を除く): 42479655

約数列:

[1, 3, 5, 15, 61, 139, 183, 305, 417, 521, 695, 915, 1563, 2085, 2605, 7815, 8479, 25437, 31781, 42395, 72419, 95343, 127185, 158905, 217257, 362095, 476715, 1086285, 4417559, 13252677, 22087795, 66263385]

約数ペア:

[(1, 66263385), (3, 22087795), (5, 13252677), (15, 4417559), (61, 1086285), (139, 476715), (183, 362095), (305, 217257), (417, 158905), (521, 127185), (695, 95343), (915, 72419), (1563, 42395), (2085, 31781), (2605, 25437), (7815, 8479)]