1640308311

素因数分解:

$3^2\times {\mathrm{829}}^1\times {\mathrm{219851}}^1$

素因数の和:220686

約数の個数: 12

約数和(自身を含む): 2372203080

約数和(自身を除く): 731894769

約数列:

[1, 3, 9, 829, 2487, 7461, 219851, 659553, 1978659, 182256479, 546769437, 1640308311]

約数ペア:

[(1, 1640308311), (3, 546769437), (9, 182256479), (829, 1978659), (2487, 659553), (7461, 219851)]