12480985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1523}}^1$

素因数の和:1688

約数の個数: 16

約数和(自身を含む): 16459200

約数和(自身を除く): 3978215

約数列:

[1, 5, 11, 55, 149, 745, 1523, 1639, 7615, 8195, 16753, 83765, 226927, 1134635, 2496197, 12480985]

約数ペア:

[(1, 12480985), (5, 2496197), (11, 1134635), (55, 226927), (149, 83765), (745, 16753), (1523, 8195), (1639, 7615)]