13571285

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4261}}^1$

素因数の和:4293

約数の個数: 24

約数和(自身を含む): 20406456

約数和(自身を除く): 6835171

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 4261, 21305, 29827, 55393, 149135, 208789, 276965, 387751, 1043945, 1938755, 2714257, 13571285]

約数ペア:

[(1, 13571285), (5, 2714257), (7, 1938755), (13, 1043945), (35, 387751), (49, 276965), (65, 208789), (91, 149135), (245, 55393), (455, 29827), (637, 21305), (3185, 4261)]