12223705

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2113}}^1$

素因数の和:2220

約数の個数: 16

約数和(自身を含む): 15981840

約数和(自身を除く): 3758135

約数列:

[1, 5, 13, 65, 89, 445, 1157, 2113, 5785, 10565, 27469, 137345, 188057, 940285, 2444741, 12223705]

約数ペア:

[(1, 12223705), (5, 2444741), (13, 940285), (65, 188057), (89, 137345), (445, 27469), (1157, 10565), (2113, 5785)]