218493721

素因数分解:

${\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{571}}^1$

素因数の和:852

約数の個数: 16

約数和(自身を含む): 231948288

約数和(自身を除く): 13454567

約数列:

[1, 23, 127, 131, 571, 2921, 3013, 13133, 16637, 72517, 74801, 382651, 1667891, 1720423, 9499727, 218493721]

約数ペア:

[(1, 218493721), (23, 9499727), (127, 1720423), (131, 1667891), (571, 382651), (2921, 74801), (3013, 72517), (13133, 16637)]