12561367

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{619}}^1$

素因数の和:862

約数の個数: 16

約数和(自身を含む): 15554560

約数和(自身を除く): 2993193

約数列:

[1, 7, 13, 91, 223, 619, 1561, 2899, 4333, 8047, 20293, 56329, 138037, 966259, 1794481, 12561367]

約数ペア:

[(1, 12561367), (7, 1794481), (13, 966259), (91, 138037), (223, 56329), (619, 20293), (1561, 8047), (2899, 4333)]