291216998

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{409}}^1\times {\mathrm{1789}}^1$

素因数の和:2399

約数の個数: 16

約数和(自身を含む): 440340000

約数和(自身を除く): 149123002

約数列:

[1, 2, 199, 398, 409, 818, 1789, 3578, 81391, 162782, 356011, 712022, 731701, 1463402, 145608499, 291216998]

約数ペア:

[(1, 291216998), (2, 145608499), (199, 1463402), (398, 731701), (409, 712022), (818, 356011), (1789, 162782), (3578, 81391)]