209142367

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{1069}}^1\times {\mathrm{1471}}^1$

素因数の和:2566

約数の個数: 16

約数和(自身を含む): 252006400

約数和(自身を除く): 42864033

約数列:

[1, 7, 19, 133, 1069, 1471, 7483, 10297, 20311, 27949, 142177, 195643, 1572499, 11007493, 29877481, 209142367]

約数ペア:

[(1, 209142367), (7, 29877481), (19, 11007493), (133, 1572499), (1069, 195643), (1471, 142177), (7483, 27949), (10297, 20311)]