17838009

素因数分解:

$3^3\times 7^2\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 31281600

約数和(自身を除く): 13443591

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 97, 139, 147, 189, 291, 417, 441, 679, 873, 973, 1251, 1323, 2037, 2619, 2919, 3753, 4753, 6111, 6811, 8757, 13483, 14259, 18333, 20433, 26271, 40449, 42777, 61299, 94381, 121347, 128331, 183897, 283143, 364041, 660667, 849429, 1982001, 2548287, 5946003, 17838009]

約数ペア:

[(1, 17838009), (3, 5946003), (7, 2548287), (9, 1982001), (21, 849429), (27, 660667), (49, 364041), (63, 283143), (97, 183897), (139, 128331), (147, 121347), (189, 94381), (291, 61299), (417, 42777), (441, 40449), (679, 26271), (873, 20433), (973, 18333), (1251, 14259), (1323, 13483), (2037, 8757), (2619, 6811), (2919, 6111), (3753, 4753)]