320425947

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{557}}^1\times {\mathrm{1559}}^1$

素因数の和:2163

約数の個数: 24

約数和(自身を含む): 475282080

約数和(自身を除く): 154856133

約数列:

[1, 3, 9, 41, 123, 369, 557, 1559, 1671, 4677, 5013, 14031, 22837, 63919, 68511, 191757, 205533, 575271, 868363, 2605089, 7815267, 35602883, 106808649, 320425947]

約数ペア:

[(1, 320425947), (3, 106808649), (9, 35602883), (41, 7815267), (123, 2605089), (369, 868363), (557, 575271), (1559, 205533), (1671, 191757), (4677, 68511), (5013, 63919), (14031, 22837)]