81538710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{247087}}^1$

素因数の和:247108

約数の個数: 32

約数和(自身を含む): 213484032

約数和(自身を除く): 131945322

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 247087, 494174, 741261, 1235435, 1482522, 2470870, 2717957, 3706305, 5435914, 7412610, 8153871, 13589785, 16307742, 27179570, 40769355, 81538710]

約数ペア:

[(1, 81538710), (2, 40769355), (3, 27179570), (5, 16307742), (6, 13589785), (10, 8153871), (11, 7412610), (15, 5435914), (22, 3706305), (30, 2717957), (33, 2470870), (55, 1482522), (66, 1235435), (110, 741261), (165, 494174), (330, 247087)]