8904411

素因数分解:

$3^4\times {\mathrm{211}}^1\times {\mathrm{521}}^1$

素因数の和:744

約数の個数: 20

約数和(自身を含む): 13390344

約数和(自身を除く): 4485933

約数列:

[1, 3, 9, 27, 81, 211, 521, 633, 1563, 1899, 4689, 5697, 14067, 17091, 42201, 109931, 329793, 989379, 2968137, 8904411]

約数ペア:

[(1, 8904411), (3, 2968137), (9, 989379), (27, 329793), (81, 109931), (211, 42201), (521, 17091), (633, 14067), (1563, 5697), (1899, 4689)]