220147281

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{429137}}^1$

素因数の和:429165

約数の個数: 16

約数和(自身を含む): 343310400

約数和(自身を除く): 123163119

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 429137, 1287411, 3862233, 8153603, 11586699, 24460809, 73382427, 220147281]

約数ペア:

[(1, 220147281), (3, 73382427), (9, 24460809), (19, 11586699), (27, 8153603), (57, 3862233), (171, 1287411), (513, 429137)]