68391999

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{719}}^1$

素因数の和:1012

約数の個数: 32

約数和(自身を含む): 109670400

約数和(自身を除く): 41278401

約数列:

[1, 3, 9, 13, 27, 39, 117, 271, 351, 719, 813, 2157, 2439, 3523, 6471, 7317, 9347, 10569, 19413, 28041, 31707, 84123, 95121, 194849, 252369, 584547, 1753641, 2533037, 5260923, 7599111, 22797333, 68391999]

約数ペア:

[(1, 68391999), (3, 22797333), (9, 7599111), (13, 5260923), (27, 2533037), (39, 1753641), (117, 584547), (271, 252369), (351, 194849), (719, 95121), (813, 84123), (2157, 31707), (2439, 28041), (3523, 19413), (6471, 10569), (7317, 9347)]