78802479

素因数分解:

$3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{6481}}^1$

素因数の和:6687

約数の個数: 24

約数和(自身を含む): 130780832

約数和(自身を除く): 51978353

約数列:

[1, 3, 7, 9, 21, 63, 193, 579, 1351, 1737, 4053, 6481, 12159, 19443, 45367, 58329, 136101, 408303, 1250833, 3752499, 8755831, 11257497, 26267493, 78802479]

約数ペア:

[(1, 78802479), (3, 26267493), (7, 11257497), (9, 8755831), (21, 3752499), (63, 1250833), (193, 408303), (579, 136101), (1351, 58329), (1737, 45367), (4053, 19443), (6481, 12159)]