2768451

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{509}}^1$

素因数の和:563

約数の個数: 24

約数和(自身を含む): 4418640

約数和(自身を除く): 1650189

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 509, 777, 1527, 1813, 3563, 5439, 10689, 18833, 24941, 56499, 74823, 131831, 395493, 922817, 2768451]

約数ペア:

[(1, 2768451), (3, 922817), (7, 395493), (21, 131831), (37, 74823), (49, 56499), (111, 24941), (147, 18833), (259, 10689), (509, 5439), (777, 3563), (1527, 1813)]