22001375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{16001}}^1$

素因数の和:16027

約数の個数: 16

約数和(自身を含む): 29955744

約数和(自身を除く): 7954369

約数列:

[1, 5, 11, 25, 55, 125, 275, 1375, 16001, 80005, 176011, 400025, 880055, 2000125, 4400275, 22001375]

約数ペア:

[(1, 22001375), (5, 4400275), (11, 2000125), (25, 880055), (55, 400025), (125, 176011), (275, 80005), (1375, 16001)]