199865547

素因数分解:

$3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{19463}}^1$

素因数の和:19639

約数の個数: 24

約数和(自身を含む): 331977984

約数和(自身を除く): 132112437

約数列:

[1, 3, 7, 9, 21, 63, 163, 489, 1141, 1467, 3423, 10269, 19463, 58389, 136241, 175167, 408723, 1226169, 3172469, 9517407, 22207283, 28552221, 66621849, 199865547]

約数ペア:

[(1, 199865547), (3, 66621849), (7, 28552221), (9, 22207283), (21, 9517407), (63, 3172469), (163, 1226169), (489, 408723), (1141, 175167), (1467, 136241), (3423, 58389), (10269, 19463)]