31591485

素因数分解:

$3^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{971}}^1$

素因数の和:1226

約数の個数: 32

約数和(自身を含む): 56453760

約数和(自身を除く): 24862275

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 241, 723, 971, 1205, 2169, 2913, 3615, 4855, 6507, 8739, 10845, 14565, 26217, 32535, 43695, 131085, 234011, 702033, 1170055, 2106099, 3510165, 6318297, 10530495, 31591485]

約数ペア:

[(1, 31591485), (3, 10530495), (5, 6318297), (9, 3510165), (15, 2106099), (27, 1170055), (45, 702033), (135, 234011), (241, 131085), (723, 43695), (971, 32535), (1205, 26217), (2169, 14565), (2913, 10845), (3615, 8739), (4855, 6507)]