1277980739

素因数分解:

$7^1\times {\mathrm{283}}^1\times {\mathrm{331}}^1\times {\mathrm{1949}}^1$

素因数の和:2570

約数の個数: 16

約数和(自身を含む): 1470892800

約数和(自身を除く): 192912061

約数列:

[1, 7, 283, 331, 1949, 1981, 2317, 13643, 93673, 551567, 645119, 655711, 3860969, 4515833, 182568677, 1277980739]

約数ペア:

[(1, 1277980739), (7, 182568677), (283, 4515833), (331, 3860969), (1949, 655711), (1981, 645119), (2317, 551567), (13643, 93673)]