128948511

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{193}}^1\times {\mathrm{421}}^1$

素因数の和:663

約数の個数: 24

約数和(自身を含む): 181092016

約数和(自身を除く): 52143505

約数列:

[1, 3, 23, 69, 193, 421, 529, 579, 1263, 1587, 4439, 9683, 13317, 29049, 81253, 102097, 222709, 243759, 306291, 668127, 1868819, 5606457, 42982837, 128948511]

約数ペア:

[(1, 128948511), (3, 42982837), (23, 5606457), (69, 1868819), (193, 668127), (421, 306291), (529, 243759), (579, 222709), (1263, 102097), (1587, 81253), (4439, 29049), (9683, 13317)]