255706638

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{8191}}^1$

素因数の和:8261

約数の個数: 48

約数和(自身を含む): 575275008

約数和(自身を除く): 319568370

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 86, 121, 129, 242, 258, 363, 473, 726, 946, 1419, 2838, 5203, 8191, 10406, 15609, 16382, 24573, 31218, 49146, 90101, 180202, 270303, 352213, 540606, 704426, 991111, 1056639, 1982222, 2113278, 2973333, 3874343, 5946666, 7748686, 11623029, 23246058, 42617773, 85235546, 127853319, 255706638]

約数ペア:

[(1, 255706638), (2, 127853319), (3, 85235546), (6, 42617773), (11, 23246058), (22, 11623029), (33, 7748686), (43, 5946666), (66, 3874343), (86, 2973333), (121, 2113278), (129, 1982222), (242, 1056639), (258, 991111), (363, 704426), (473, 540606), (726, 352213), (946, 270303), (1419, 180202), (2838, 90101), (5203, 49146), (8191, 31218), (10406, 24573), (15609, 16382)]