31621929

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{1637}}^1$

素因数の和:1824

約数の個数: 16

約数和(自身を含む): 43400448

約数和(自身を除く): 11778519

約数列:

[1, 3, 47, 137, 141, 411, 1637, 4911, 6439, 19317, 76939, 224269, 230817, 672807, 10540643, 31621929]

約数ペア:

[(1, 31621929), (3, 10540643), (47, 672807), (137, 230817), (141, 224269), (411, 76939), (1637, 19317), (4911, 6439)]