71051318

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{6781}}^1$

素因数の和:6840

約数の個数: 24

約数和(自身を含む): 119146176

約数和(自身を除く): 48094858

約数列:

[1, 2, 13, 26, 31, 62, 169, 338, 403, 806, 5239, 6781, 10478, 13562, 88153, 176306, 210211, 420422, 1145989, 2291978, 2732743, 5465486, 35525659, 71051318]

約数ペア:

[(1, 71051318), (2, 35525659), (13, 5465486), (26, 2732743), (31, 2291978), (62, 1145989), (169, 420422), (338, 210211), (403, 176306), (806, 88153), (5239, 13562), (6781, 10478)]