220121561

素因数分解:

${\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{4549}}^1$

素因数の和:4696

約数の個数: 16

約数和(自身を含む): 247665600

約数和(自身を除く): 27544039

約数列:

[1, 11, 53, 83, 583, 913, 4399, 4549, 48389, 50039, 241097, 377567, 2652067, 4153237, 20011051, 220121561]

約数ペア:

[(1, 220121561), (11, 20011051), (53, 4153237), (83, 2652067), (583, 377567), (913, 241097), (4399, 50039), (4549, 48389)]