2878049330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22138841}}^1$

素因数の和:22138861

約数の個数: 16

約数和(自身を含む): 5578988184

約数和(自身を除く): 2700938854

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 22138841, 44277682, 110694205, 221388410, 287804933, 575609866, 1439024665, 2878049330]

約数ペア:

[(1, 2878049330), (2, 1439024665), (5, 575609866), (10, 287804933), (13, 221388410), (26, 110694205), (65, 44277682), (130, 22138841)]