221424005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{211889}}^1$

素因数の和:211924

約数の個数: 16

約数和(自身を含む): 305121600

約数和(自身を除く): 83697595

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 211889, 1059445, 2330779, 4025891, 11653895, 20129455, 44284801, 221424005]

約数ペア:

[(1, 221424005), (5, 44284801), (11, 20129455), (19, 11653895), (55, 4025891), (95, 2330779), (209, 1059445), (1045, 211889)]