220265217

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{114901}}^1$

素因数の和:114981

約数の個数: 16

約数和(自身を含む): 330917760

約数和(自身を除く): 110652543

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 114901, 344703, 1034109, 3102327, 8157971, 24473913, 73421739, 220265217]

約数ペア:

[(1, 220265217), (3, 73421739), (9, 24473913), (27, 8157971), (71, 3102327), (213, 1034109), (639, 344703), (1917, 114901)]