222136321

素因数分解:

${\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1\times {\mathrm{661}}^1$

素因数の和:1032

約数の個数: 16

約数和(自身を含む): 245564928

約数和(自身を除く): 23428607

約数列:

[1, 11, 137, 223, 661, 1507, 2453, 7271, 30551, 90557, 147403, 336061, 996127, 1621433, 20194211, 222136321]

約数ペア:

[(1, 222136321), (11, 20194211), (137, 1621433), (223, 996127), (661, 336061), (1507, 147403), (2453, 90557), (7271, 30551)]