642817233

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{904103}}^1$

素因数の和:904188

約数の個数: 12

約数和(自身を含む): 940268160

約数和(自身を除く): 297450927

約数列:

[1, 3, 9, 79, 237, 711, 904103, 2712309, 8136927, 71424137, 214272411, 642817233]

約数ペア:

[(1, 642817233), (3, 214272411), (9, 71424137), (79, 8136927), (237, 2712309), (711, 904103)]