78876189

素因数分解:

$3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{7681}}^1$

素因数の和:7857

約数の個数: 24

約数和(自身を含む): 131024192

約数和(自身を除く): 52148003

約数列:

[1, 3, 7, 9, 21, 63, 163, 489, 1141, 1467, 3423, 7681, 10269, 23043, 53767, 69129, 161301, 483903, 1252003, 3756009, 8764021, 11268027, 26292063, 78876189]

約数ペア:

[(1, 78876189), (3, 26292063), (7, 11268027), (9, 8764021), (21, 3756009), (63, 1252003), (163, 483903), (489, 161301), (1141, 69129), (1467, 53767), (3423, 23043), (7681, 10269)]