81115178

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1\times {\mathrm{1453}}^1$

素因数の和:1829

約数の個数: 16

約数和(自身を含む): 123392256

約数和(自身を除く): 42277078

約数列:

[1, 2, 103, 206, 271, 542, 1453, 2906, 27913, 55826, 149659, 299318, 393763, 787526, 40557589, 81115178]

約数ペア:

[(1, 81115178), (2, 40557589), (103, 787526), (206, 393763), (271, 299318), (542, 149659), (1453, 55826), (2906, 27913)]