256516542

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{8329}}^1$

素因数の和:8425

約数の個数: 48

約数和(自身を含む): 584766000

約数和(自身を除く): 328249458

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 59, 87, 118, 174, 177, 261, 354, 522, 531, 1062, 1711, 3422, 5133, 8329, 10266, 15399, 16658, 24987, 30798, 49974, 74961, 149922, 241541, 483082, 491411, 724623, 982822, 1449246, 1474233, 2173869, 2948466, 4347738, 4422699, 8845398, 14250919, 28501838, 42752757, 85505514, 128258271, 256516542]

約数ペア:

[(1, 256516542), (2, 128258271), (3, 85505514), (6, 42752757), (9, 28501838), (18, 14250919), (29, 8845398), (58, 4422699), (59, 4347738), (87, 2948466), (118, 2173869), (174, 1474233), (177, 1449246), (261, 982822), (354, 724623), (522, 491411), (531, 483082), (1062, 241541), (1711, 149922), (3422, 74961), (5133, 49974), (8329, 30798), (10266, 24987), (15399, 16658)]