38918655

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20113}}^1$

素因数の和:20167

約数の個数: 24

約数和(自身を含む): 69031248

約数和(自身を除く): 30112593

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 20113, 60339, 100565, 181017, 301695, 864859, 905085, 2594577, 4324295, 7783731, 12972885, 38918655]

約数ペア:

[(1, 38918655), (3, 12972885), (5, 7783731), (9, 4324295), (15, 2594577), (43, 905085), (45, 864859), (129, 301695), (215, 181017), (387, 100565), (645, 60339), (1935, 20113)]