201639805

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{18679}}^1$

素因数の和:18828

約数の個数: 16

約数和(自身を含む): 258232320

約数和(自身を除く): 56592515

約数列:

[1, 5, 17, 85, 127, 635, 2159, 10795, 18679, 93395, 317543, 1587715, 2372233, 11861165, 40327961, 201639805]

約数ペア:

[(1, 201639805), (5, 40327961), (17, 11861165), (85, 2372233), (127, 1587715), (635, 317543), (2159, 93395), (10795, 18679)]