13012485

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^2\times {\mathrm{139}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 21238560

約数和(自身を除く): 8226075

約数列:

[1, 3, 5, 15, 79, 139, 237, 395, 417, 695, 1185, 2085, 6241, 10981, 18723, 31205, 32943, 54905, 93615, 164715, 867499, 2602497, 4337495, 13012485]

約数ペア:

[(1, 13012485), (3, 4337495), (5, 2602497), (15, 867499), (79, 164715), (139, 93615), (237, 54905), (395, 32943), (417, 31205), (695, 18723), (1185, 10981), (2085, 6241)]