47491731

素因数分解:

$3^3\times 7^2\times {\mathrm{35897}}^1$

素因数の和:35920

約数の個数: 24

約数和(自身を含む): 81847440

約数和(自身を除く): 34355709

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 35897, 107691, 251279, 323073, 753837, 969219, 1758953, 2261511, 5276859, 6784533, 15830577, 47491731]

約数ペア:

[(1, 47491731), (3, 15830577), (7, 6784533), (9, 5276859), (21, 2261511), (27, 1758953), (49, 969219), (63, 753837), (147, 323073), (189, 251279), (441, 107691), (1323, 35897)]