218368821

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{137}}^1\times {\mathrm{4391}}^1$

素因数の和:4553

約数の個数: 24

約数和(自身を含む): 322443072

約数和(自身を除く): 104074251

約数列:

[1, 3, 11, 33, 121, 137, 363, 411, 1507, 4391, 4521, 13173, 16577, 48301, 49731, 144903, 531311, 601567, 1593933, 1804701, 6617237, 19851711, 72789607, 218368821]

約数ペア:

[(1, 218368821), (3, 72789607), (11, 19851711), (33, 6617237), (121, 1804701), (137, 1593933), (363, 601567), (411, 531311), (1507, 144903), (4391, 49731), (4521, 48301), (13173, 16577)]