1997541279

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{5413391}}^1$

素因数の和:5413438

約数の個数: 12

約数和(自身を含む): 2955712032

約数和(自身を除く): 958170753

約数列:

[1, 3, 9, 41, 123, 369, 5413391, 16240173, 48720519, 221949031, 665847093, 1997541279]

約数ペア:

[(1, 1997541279), (3, 665847093), (9, 221949031), (41, 48720519), (123, 16240173), (369, 5413391)]