215210116

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{444649}}^1$

素因数の和:444675

約数の個数: 18

約数和(自身を含む): 413969150

約数和(自身を除く): 198759034

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 444649, 889298, 1778596, 4891139, 9782278, 19564556, 53802529, 107605058, 215210116]

約数ペア:

[(1, 215210116), (2, 107605058), (4, 53802529), (11, 19564556), (22, 9782278), (44, 4891139), (121, 1778596), (242, 889298), (484, 444649)]