229780647

素因数分解:

$3^2\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{1187}}^1$

素因数の和:1487

約数の個数: 24

約数和(自身を含む): 336740976

約数和(自身を除く): 106960329

約数列:

[1, 3, 9, 137, 157, 411, 471, 1187, 1233, 1413, 3561, 10683, 21509, 64527, 162619, 186359, 193581, 487857, 559077, 1463571, 1677231, 25531183, 76593549, 229780647]

約数ペア:

[(1, 229780647), (3, 76593549), (9, 25531183), (137, 1677231), (157, 1463571), (411, 559077), (471, 487857), (1187, 193581), (1233, 186359), (1413, 162619), (3561, 64527), (10683, 21509)]