1220804529

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{599}}^1$

素因数の和:750

約数の個数: 64

約数和(自身を含む): 1990348800

約数和(自身を除く): 769544271

約数列:

[1, 3, 7, 21, 37, 43, 61, 111, 129, 183, 259, 301, 427, 599, 777, 903, 1281, 1591, 1797, 2257, 2623, 4193, 4773, 6771, 7869, 11137, 12579, 15799, 18361, 22163, 25757, 33411, 36539, 47397, 55083, 66489, 77271, 97051, 109617, 155141, 180299, 255773, 291153, 465423, 540897, 679357, 767319, 953009, 1351943, 1571177, 2038071, 2859027, 4055829, 4713531, 6671063, 9463601, 10998239, 20013189, 28390803, 32994717, 58133549, 174400647, 406934843, 1220804529]

約数ペア:

[(1, 1220804529), (3, 406934843), (7, 174400647), (21, 58133549), (37, 32994717), (43, 28390803), (61, 20013189), (111, 10998239), (129, 9463601), (183, 6671063), (259, 4713531), (301, 4055829), (427, 2859027), (599, 2038071), (777, 1571177), (903, 1351943), (1281, 953009), (1591, 767319), (1797, 679357), (2257, 540897), (2623, 465423), (4193, 291153), (4773, 255773), (6771, 180299), (7869, 155141), (11137, 109617), (12579, 97051), (15799, 77271), (18361, 66489), (22163, 55083), (25757, 47397), (33411, 36539)]