12718395

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2063}}^1$

素因数の和:2211

約数の個数: 24

約数和(自身を含む): 22216896

約数和(自身を除く): 9498501

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 2063, 6165, 6189, 10315, 18567, 30945, 92835, 282631, 847893, 1413155, 2543679, 4239465, 12718395]

約数ペア:

[(1, 12718395), (3, 4239465), (5, 2543679), (9, 1413155), (15, 847893), (45, 282631), (137, 92835), (411, 30945), (685, 18567), (1233, 10315), (2055, 6189), (2063, 6165)]