131938155

素因数分解:

$3^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{6121}}^1$

素因数の和:6611

約数の個数: 24

約数和(自身を含む): 229207680

約数和(自身を除く): 97269525

約数列:

[1, 3, 5, 9, 15, 45, 479, 1437, 2395, 4311, 6121, 7185, 18363, 21555, 30605, 55089, 91815, 275445, 2931959, 8795877, 14659795, 26387631, 43979385, 131938155]

約数ペア:

[(1, 131938155), (3, 43979385), (5, 26387631), (9, 14659795), (15, 8795877), (45, 2931959), (479, 275445), (1437, 91815), (2395, 55089), (4311, 30605), (6121, 21555), (7185, 18363)]