1557091796

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{977}}^1\times {\mathrm{30649}}^1$

素因数の和:31643

約数の個数: 24

約数和(自身を含む): 2937618600

約数和(自身を除く): 1380526804

約数列:

[1, 2, 4, 13, 26, 52, 977, 1954, 3908, 12701, 25402, 30649, 50804, 61298, 122596, 398437, 796874, 1593748, 29944073, 59888146, 119776292, 389272949, 778545898, 1557091796]

約数ペア:

[(1, 1557091796), (2, 778545898), (4, 389272949), (13, 119776292), (26, 59888146), (52, 29944073), (977, 1593748), (1954, 796874), (3908, 398437), (12701, 122596), (25402, 61298), (30649, 50804)]