289256049

素因数分解:

$3^3\times {\mathrm{421}}^1\times {\mathrm{25447}}^1$

素因数の和:25877

約数の個数: 16

約数和(自身を含む): 429562240

約数和(自身を除く): 140306191

約数列:

[1, 3, 9, 27, 421, 1263, 3789, 11367, 25447, 76341, 229023, 687069, 10713187, 32139561, 96418683, 289256049]

約数ペア:

[(1, 289256049), (3, 96418683), (9, 32139561), (27, 10713187), (421, 687069), (1263, 229023), (3789, 76341), (11367, 25447)]