1307828

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 2419200

約数和(自身を除く): 1111372

約数列:

[1, 2, 4, 31, 53, 62, 106, 124, 199, 212, 398, 796, 1643, 3286, 6169, 6572, 10547, 12338, 21094, 24676, 42188, 326957, 653914, 1307828]

約数ペア:

[(1, 1307828), (2, 653914), (4, 326957), (31, 42188), (53, 24676), (62, 21094), (106, 12338), (124, 10547), (199, 6572), (212, 6169), (398, 3286), (796, 1643)]