811909251

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{323341}}^1$

素因数の和:323384

約数の個数: 20

約数和(自身を含む): 1251980224

約数和(自身を除く): 440070973

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 323341, 970023, 2910069, 8730207, 10023571, 26190621, 30070713, 90212139, 270636417, 811909251]

約数ペア:

[(1, 811909251), (3, 270636417), (9, 90212139), (27, 30070713), (31, 26190621), (81, 10023571), (93, 8730207), (279, 2910069), (837, 970023), (2511, 323341)]