81581151

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1\times {\mathrm{2129}}^1$

素因数の和:2426

約数の個数: 16

約数和(自身を含む): 111339360

約数和(自身を除く): 29758209

約数列:

[1, 3, 53, 159, 241, 723, 2129, 6387, 12773, 38319, 112837, 338511, 513089, 1539267, 27193717, 81581151]

約数ペア:

[(1, 81581151), (3, 27193717), (53, 1539267), (159, 513089), (241, 338511), (723, 112837), (2129, 38319), (6387, 12773)]