12421285

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1$

素因数の和:468

約数の個数: 16

約数和(自身を含む): 15275520

約数和(自身を除く): 2854235

約数列:

[1, 5, 89, 103, 271, 445, 515, 1355, 9167, 24119, 27913, 45835, 120595, 139565, 2484257, 12421285]

約数ペア:

[(1, 12421285), (5, 2484257), (89, 139565), (103, 120595), (271, 45835), (445, 27913), (515, 24119), (1355, 9167)]