289654839

素因数分解:

$3^3\times {\mathrm{449}}^1\times {\mathrm{23893}}^1$

素因数の和:24351

約数の個数: 16

約数和(自身を含む): 430092000

約数和(自身を除く): 140437161

約数列:

[1, 3, 9, 27, 449, 1347, 4041, 12123, 23893, 71679, 215037, 645111, 10727957, 32183871, 96551613, 289654839]

約数ペア:

[(1, 289654839), (3, 96551613), (9, 32183871), (27, 10727957), (449, 645111), (1347, 215037), (4041, 71679), (12123, 23893)]