13372761

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{997}}^1$

素因数の和:1280

約数の個数: 16

約数和(自身を含む): 18969984

約数和(自身を除く): 5597223

約数列:

[1, 3, 17, 51, 263, 789, 997, 2991, 4471, 13413, 16949, 50847, 262211, 786633, 4457587, 13372761]

約数ペア:

[(1, 13372761), (3, 4457587), (17, 786633), (51, 262211), (263, 50847), (789, 16949), (997, 13413), (2991, 4471)]