221554404

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{8419}}^1$

素因数の和:8489

約数の個数: 72

約数和(自身を含む): 606846240

約数和(自身を除く): 385291836

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 43, 51, 68, 86, 102, 129, 153, 172, 204, 258, 306, 387, 516, 612, 731, 774, 1462, 1548, 2193, 2924, 4386, 6579, 8419, 8772, 13158, 16838, 25257, 26316, 33676, 50514, 75771, 101028, 143123, 151542, 286246, 303084, 362017, 429369, 572492, 724034, 858738, 1086051, 1288107, 1448068, 1717476, 2172102, 2576214, 3258153, 4344204, 5152428, 6154289, 6516306, 12308578, 13032612, 18462867, 24617156, 36925734, 55388601, 73851468, 110777202, 221554404]

約数ペア:

[(1, 221554404), (2, 110777202), (3, 73851468), (4, 55388601), (6, 36925734), (9, 24617156), (12, 18462867), (17, 13032612), (18, 12308578), (34, 6516306), (36, 6154289), (43, 5152428), (51, 4344204), (68, 3258153), (86, 2576214), (102, 2172102), (129, 1717476), (153, 1448068), (172, 1288107), (204, 1086051), (258, 858738), (306, 724034), (387, 572492), (516, 429369), (612, 362017), (731, 303084), (774, 286246), (1462, 151542), (1548, 143123), (2193, 101028), (2924, 75771), (4386, 50514), (6579, 33676), (8419, 26316), (8772, 25257), (13158, 16838)]