245842558

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{4651}}^1$

素因数の和:4792

約数の個数: 32

約数和(自身を含む): 422029440

約数和(自身を除く): 176186882

約数列:

[1, 2, 13, 19, 26, 38, 107, 214, 247, 494, 1391, 2033, 2782, 4066, 4651, 9302, 26429, 52858, 60463, 88369, 120926, 176738, 497657, 995314, 1148797, 2297594, 6469541, 9455483, 12939082, 18910966, 122921279, 245842558]

約数ペア:

[(1, 245842558), (2, 122921279), (13, 18910966), (19, 12939082), (26, 9455483), (38, 6469541), (107, 2297594), (214, 1148797), (247, 995314), (494, 497657), (1391, 176738), (2033, 120926), (2782, 88369), (4066, 60463), (4651, 52858), (9302, 26429)]