12651675

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{3923}}^1$

素因数の和:3979

約数の個数: 24

約数和(自身を含む): 21409344

約数和(自身を除く): 8757669

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 3923, 11769, 19615, 58845, 98075, 168689, 294225, 506067, 843445, 2530335, 4217225, 12651675]

約数ペア:

[(1, 12651675), (3, 4217225), (5, 2530335), (15, 843445), (25, 506067), (43, 294225), (75, 168689), (129, 98075), (215, 58845), (645, 19615), (1075, 11769), (3225, 3923)]