391149

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{439}}^1$

素因数の和:462

約数の個数: 20

約数和(自身を含む): 638880

約数和(自身を除く): 247731

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 439, 891, 1317, 3951, 4829, 11853, 14487, 35559, 43461, 130383, 391149]

約数ペア:

[(1, 391149), (3, 130383), (9, 43461), (11, 35559), (27, 14487), (33, 11853), (81, 4829), (99, 3951), (297, 1317), (439, 891)]