217382139

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{1857967}}^1$

素因数の和:1857986

約数の個数: 12

約数和(自身を含む): 338150176

約数和(自身を除く): 120768037

約数列:

[1, 3, 9, 13, 39, 117, 1857967, 5573901, 16721703, 24153571, 72460713, 217382139]

約数ペア:

[(1, 217382139), (3, 72460713), (9, 24153571), (13, 16721703), (39, 5573901), (117, 1857967)]