12590109

素因数分解:

$3^2\times 7^2\times {\mathrm{28549}}^1$

素因数の和:28569

約数の個数: 18

約数和(自身を含む): 21155550

約数和(自身を除く): 8565441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 28549, 85647, 199843, 256941, 599529, 1398901, 1798587, 4196703, 12590109]

約数ペア:

[(1, 12590109), (3, 4196703), (7, 1798587), (9, 1398901), (21, 599529), (49, 256941), (63, 199843), (147, 85647), (441, 28549)]