313039355

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{20507}}^1$

素因数の和:20626

約数の個数: 16

約数和(自身を含む): 389816064

約数和(自身を除く): 76776709

約数列:

[1, 5, 43, 71, 215, 355, 3053, 15265, 20507, 102535, 881801, 1455997, 4409005, 7279985, 62607871, 313039355]

約数ペア:

[(1, 313039355), (5, 62607871), (43, 7279985), (71, 4409005), (215, 1455997), (355, 881801), (3053, 102535), (15265, 20507)]