31386345

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{48661}}^1$

素因数の和:48712

約数の個数: 16

約数和(自身を含む): 51387072

約数和(自身を除く): 20000727

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 48661, 145983, 243305, 729915, 2092423, 6277269, 10462115, 31386345]

約数ペア:

[(1, 31386345), (3, 10462115), (5, 6277269), (15, 2092423), (43, 729915), (129, 243305), (215, 145983), (645, 48661)]