1261604135

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{523}}^1\times {\mathrm{719}}^1$

素因数の和:1319

約数の個数: 32

約数和(自身を含む): 1684177920

約数和(自身を除く): 422573785

約数列:

[1, 5, 11, 55, 61, 305, 523, 671, 719, 2615, 3355, 3595, 5753, 7909, 28765, 31903, 39545, 43859, 159515, 219295, 350933, 376037, 482449, 1754665, 1880185, 2412245, 4136407, 20682035, 22938257, 114691285, 252320827, 1261604135]

約数ペア:

[(1, 1261604135), (5, 252320827), (11, 114691285), (55, 22938257), (61, 20682035), (305, 4136407), (523, 2412245), (671, 1880185), (719, 1754665), (2615, 482449), (3355, 376037), (3595, 350933), (5753, 219295), (7909, 159515), (28765, 43859), (31903, 39545)]