220415637

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{297457}}^1$

素因数の和:297492

約数の個数: 16

約数和(自身を含む): 333152960

約数和(自身を除く): 112737323

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 297457, 892371, 3866941, 5651683, 11600823, 16955049, 73471879, 220415637]

約数ペア:

[(1, 220415637), (3, 73471879), (13, 16955049), (19, 11600823), (39, 5651683), (57, 3866941), (247, 892371), (741, 297457)]