2245761

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{829}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 3798080

約数和(自身を除く): 1552319

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 829, 903, 2487, 2709, 5803, 7461, 17409, 35647, 52227, 106941, 249529, 320823, 748587, 2245761]

約数ペア:

[(1, 2245761), (3, 748587), (7, 320823), (9, 249529), (21, 106941), (43, 52227), (63, 35647), (129, 17409), (301, 7461), (387, 5803), (829, 2709), (903, 2487)]