4489947

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:85

約数の個数: 72

約数和(自身を含む): 8852480

約数和(自身を除く): 4362533

約数列:

[1, 3, 7, 9, 11, 19, 21, 31, 33, 57, 63, 77, 93, 99, 121, 133, 171, 209, 217, 231, 279, 341, 363, 399, 589, 627, 651, 693, 847, 1023, 1089, 1197, 1463, 1767, 1881, 1953, 2299, 2387, 2541, 3069, 3751, 4123, 4389, 5301, 6479, 6897, 7161, 7623, 11253, 12369, 13167, 16093, 19437, 20691, 21483, 26257, 33759, 37107, 45353, 48279, 58311, 71269, 78771, 136059, 144837, 213807, 236313, 408177, 498883, 641421, 1496649, 4489947]

約数ペア:

[(1, 4489947), (3, 1496649), (7, 641421), (9, 498883), (11, 408177), (19, 236313), (21, 213807), (31, 144837), (33, 136059), (57, 78771), (63, 71269), (77, 58311), (93, 48279), (99, 45353), (121, 37107), (133, 33759), (171, 26257), (209, 21483), (217, 20691), (231, 19437), (279, 16093), (341, 13167), (363, 12369), (399, 11253), (589, 7623), (627, 7161), (651, 6897), (693, 6479), (847, 5301), (1023, 4389), (1089, 4123), (1197, 3751), (1463, 3069), (1767, 2541), (1881, 2387), (1953, 2299)]