87819459

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7481}}^1$

素因数の和:7547

約数の個数: 32

約数和(自身を含む): 147485184

約数和(自身を除く): 59665725

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 273, 301, 559, 903, 1677, 3913, 7481, 11739, 22443, 52367, 97253, 157101, 291759, 321683, 680771, 965049, 2042313, 2251781, 4181879, 6755343, 12545637, 29273153, 87819459]

約数ペア:

[(1, 87819459), (3, 29273153), (7, 12545637), (13, 6755343), (21, 4181879), (39, 2251781), (43, 2042313), (91, 965049), (129, 680771), (273, 321683), (301, 291759), (559, 157101), (903, 97253), (1677, 52367), (3913, 22443), (7481, 11739)]