218411105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{172657}}^1$

素因数の和:172696

約数の個数: 16

約数和(自身を含む): 298353024

約数和(自身を除く): 79941919

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 172657, 863285, 1899227, 3971111, 9496135, 19855555, 43682221, 218411105]

約数ペア:

[(1, 218411105), (5, 43682221), (11, 19855555), (23, 9496135), (55, 3971111), (115, 1899227), (253, 863285), (1265, 172657)]