218486545

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{21347}}^1$

素因数の和:21464

約数の個数: 16

約数和(自身を含む): 276670080

約数和(自身を除く): 58183535

約数列:

[1, 5, 23, 89, 115, 445, 2047, 10235, 21347, 106735, 490981, 1899883, 2454905, 9499415, 43697309, 218486545]

約数ペア:

[(1, 218486545), (5, 43697309), (23, 9499415), (89, 2454905), (115, 1899883), (445, 490981), (2047, 106735), (10235, 21347)]