40186665

素因数分解:

$3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2731}}^1$

素因数の和:2854

約数の個数: 32

約数和(自身を含む): 72124800

約数和(自身を除く): 31938135

約数列:

[1, 3, 5, 9, 15, 27, 45, 109, 135, 327, 545, 981, 1635, 2731, 2943, 4905, 8193, 13655, 14715, 24579, 40965, 73737, 122895, 297679, 368685, 893037, 1488395, 2679111, 4465185, 8037333, 13395555, 40186665]

約数ペア:

[(1, 40186665), (3, 13395555), (5, 8037333), (9, 4465185), (15, 2679111), (27, 1488395), (45, 893037), (109, 368685), (135, 297679), (327, 122895), (545, 73737), (981, 40965), (1635, 24579), (2731, 14715), (2943, 13655), (4905, 8193)]