261122056

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2510789}}^1$

素因数の和:2510808

約数の個数: 16

約数和(自身を含む): 527265900

約数和(自身を除く): 266143844

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2510789, 5021578, 10043156, 20086312, 32640257, 65280514, 130561028, 261122056]

約数ペア:

[(1, 261122056), (2, 130561028), (4, 65280514), (8, 32640257), (13, 20086312), (26, 10043156), (52, 5021578), (104, 2510789)]