416776887

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{217411}}^1$

素因数の和:217491

約数の個数: 16

約数和(自身を含む): 626146560

約数和(自身を除く): 209369673

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 217411, 652233, 1956699, 5870097, 15436181, 46308543, 138925629, 416776887]

約数ペア:

[(1, 416776887), (3, 138925629), (9, 46308543), (27, 15436181), (71, 5870097), (213, 1956699), (639, 652233), (1917, 217411)]