12345155

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4481}}^1$

素因数の和:4534

約数の個数: 16

約数和(自身を含む): 16135200

約数和(自身を除く): 3790045

約数列:

[1, 5, 19, 29, 95, 145, 551, 2755, 4481, 22405, 85139, 129949, 425695, 649745, 2469031, 12345155]

約数ペア:

[(1, 12345155), (5, 2469031), (19, 649745), (29, 425695), (95, 129949), (145, 85139), (551, 22405), (2755, 4481)]