86438331

素因数分解:

$3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{7109}}^1$

素因数の和:7315

約数の個数: 24

約数和(自身を含む): 143451360

約数和(自身を除く): 57013029

約数列:

[1, 3, 7, 9, 21, 63, 193, 579, 1351, 1737, 4053, 7109, 12159, 21327, 49763, 63981, 149289, 447867, 1372037, 4116111, 9604259, 12348333, 28812777, 86438331]

約数ペア:

[(1, 86438331), (3, 28812777), (7, 12348333), (9, 9604259), (21, 4116111), (63, 1372037), (193, 447867), (579, 149289), (1351, 63981), (1737, 49763), (4053, 21327), (7109, 12159)]