816897978

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{3491017}}^1$

素因数の和:3491038

約数の個数: 24

約数和(自身を含む): 1906095828

約数和(自身を除く): 1089197850

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 3491017, 6982034, 10473051, 20946102, 31419153, 45383221, 62838306, 90766442, 136149663, 272299326, 408448989, 816897978]

約数ペア:

[(1, 816897978), (2, 408448989), (3, 272299326), (6, 136149663), (9, 90766442), (13, 62838306), (18, 45383221), (26, 31419153), (39, 20946102), (78, 10473051), (117, 6982034), (234, 3491017)]