681813756

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1456867}}^1$

素因数の和:1456890

約数の個数: 36

約数和(自身を含む): 1856049832

約数和(自身を除く): 1174236076

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 1456867, 2913734, 4370601, 5827468, 8741202, 13111803, 17482404, 18939271, 26223606, 37878542, 52447212, 56817813, 75757084, 113635626, 170453439, 227271252, 340906878, 681813756]

約数ペア:

[(1, 681813756), (2, 340906878), (3, 227271252), (4, 170453439), (6, 113635626), (9, 75757084), (12, 56817813), (13, 52447212), (18, 37878542), (26, 26223606), (36, 18939271), (39, 17482404), (52, 13111803), (78, 8741202), (117, 5827468), (156, 4370601), (234, 2913734), (468, 1456867)]