31199085

素因数分解:

$3^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{857}}^1$

素因数の和:1677

約数の個数: 24

約数和(自身を含む): 54208440

約数和(自身を除く): 23009355

約数列:

[1, 3, 5, 9, 15, 45, 809, 857, 2427, 2571, 4045, 4285, 7281, 7713, 12135, 12855, 36405, 38565, 693313, 2079939, 3466565, 6239817, 10399695, 31199085]

約数ペア:

[(1, 31199085), (3, 10399695), (5, 6239817), (9, 3466565), (15, 2079939), (45, 693313), (809, 38565), (857, 36405), (2427, 12855), (2571, 12135), (4045, 7713), (4285, 7281)]