81710781

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{2957}}^1$

素因数の和:3172

約数の個数: 16

約数和(自身を含む): 111504768

約数和(自身を除く): 29793987

約数列:

[1, 3, 61, 151, 183, 453, 2957, 8871, 9211, 27633, 180377, 446507, 541131, 1339521, 27236927, 81710781]

約数ペア:

[(1, 81710781), (3, 27236927), (61, 1339521), (151, 541131), (183, 446507), (453, 180377), (2957, 27633), (8871, 9211)]