78974604

素因数分解:

$2^2\times 3^2\times {\mathrm{2193739}}^1$

素因数の和:2193749

約数の個数: 18

約数和(自身を含む): 199630340

約数和(自身を除く): 120655736

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2193739, 4387478, 6581217, 8774956, 13162434, 19743651, 26324868, 39487302, 78974604]

約数ペア:

[(1, 78974604), (2, 39487302), (3, 26324868), (4, 19743651), (6, 13162434), (9, 8774956), (12, 6581217), (18, 4387478), (36, 2193739)]