861012

素因数分解:

$2^2\times 3^2\times {\mathrm{23917}}^1$

素因数の和:23927

約数の個数: 18

約数和(自身を含む): 2176538

約数和(自身を除く): 1315526

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 23917, 47834, 71751, 95668, 143502, 215253, 287004, 430506, 861012]

約数ペア:

[(1, 861012), (2, 430506), (3, 287004), (4, 215253), (6, 143502), (9, 95668), (12, 71751), (18, 47834), (36, 23917)]