128548414

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{521}}^1$

素因数の和:736

約数の個数: 32

約数和(自身を含む): 209468160

約数和(自身を除く): 80919746

約数列:

[1, 2, 19, 38, 43, 86, 151, 302, 521, 817, 1042, 1634, 2869, 5738, 6493, 9899, 12986, 19798, 22403, 44806, 78671, 123367, 157342, 246734, 425657, 851314, 1494749, 2989498, 3382853, 6765706, 64274207, 128548414]

約数ペア:

[(1, 128548414), (2, 64274207), (19, 6765706), (38, 3382853), (43, 2989498), (86, 1494749), (151, 851314), (302, 425657), (521, 246734), (817, 157342), (1042, 123367), (1634, 78671), (2869, 44806), (5738, 22403), (6493, 19798), (9899, 12986)]