247366029

素因数分解:

$3^1\times {\mathrm{47}}^2\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 340536160

約数和(自身を除く): 93170131

約数列:

[1, 3, 47, 141, 163, 229, 489, 687, 2209, 6627, 7661, 10763, 22983, 32289, 37327, 111981, 360067, 505861, 1080201, 1517583, 1754369, 5263107, 82455343, 247366029]

約数ペア:

[(1, 247366029), (3, 82455343), (47, 5263107), (141, 1754369), (163, 1517583), (229, 1080201), (489, 505861), (687, 360067), (2209, 111981), (6627, 37327), (7661, 32289), (10763, 22983)]