205799454

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{347}}^1\times {\mathrm{523}}^1$

素因数の和:891

約数の個数: 80

約数和(自身を含む): 529550208

約数和(自身を除く): 323750754

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 347, 378, 523, 567, 694, 1041, 1046, 1134, 1569, 2082, 2429, 3123, 3138, 3661, 4707, 4858, 6246, 7287, 7322, 9369, 9414, 10983, 14121, 14574, 18738, 21861, 21966, 28107, 28242, 32949, 42363, 43722, 56214, 65583, 65898, 84726, 98847, 131166, 181481, 196749, 197694, 296541, 362962, 393498, 544443, 593082, 1088886, 1270367, 1633329, 2540734, 3266658, 3811101, 4899987, 7622202, 9799974, 11433303, 14699961, 22866606, 29399922, 34299909, 68599818, 102899727, 205799454]

約数ペア:

[(1, 205799454), (2, 102899727), (3, 68599818), (6, 34299909), (7, 29399922), (9, 22866606), (14, 14699961), (18, 11433303), (21, 9799974), (27, 7622202), (42, 4899987), (54, 3811101), (63, 3266658), (81, 2540734), (126, 1633329), (162, 1270367), (189, 1088886), (347, 593082), (378, 544443), (523, 393498), (567, 362962), (694, 296541), (1041, 197694), (1046, 196749), (1134, 181481), (1569, 131166), (2082, 98847), (2429, 84726), (3123, 65898), (3138, 65583), (3661, 56214), (4707, 43722), (4858, 42363), (6246, 32949), (7287, 28242), (7322, 28107), (9369, 21966), (9414, 21861), (10983, 18738), (14121, 14574)]