218529905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{6011}}^1$

素因数の和:6688

約数の個数: 16

約数和(自身を含む): 286555968

約数和(自身を除く): 68026063

約数列:

[1, 5, 11, 55, 661, 3305, 6011, 7271, 30055, 36355, 66121, 330605, 3973271, 19866355, 43705981, 218529905]

約数ペア:

[(1, 218529905), (5, 43705981), (11, 19866355), (55, 3973271), (661, 330605), (3305, 66121), (6011, 36355), (7271, 30055)]