138819615

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{3491}}^1$

素因数の和:3751

約数の個数: 32

約数和(自身を含む): 243378432

約数和(自身を除く): 104558817

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 241, 723, 1205, 2651, 3491, 3615, 7953, 10473, 13255, 17455, 38401, 39765, 52365, 115203, 192005, 576015, 841331, 2523993, 4206655, 9254641, 12619965, 27763923, 46273205, 138819615]

約数ペア:

[(1, 138819615), (3, 46273205), (5, 27763923), (11, 12619965), (15, 9254641), (33, 4206655), (55, 2523993), (165, 841331), (241, 576015), (723, 192005), (1205, 115203), (2651, 52365), (3491, 39765), (3615, 38401), (7953, 17455), (10473, 13255)]