128329677

素因数分解:

$3^4\times 7^3\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:213

約数の個数: 80

約数和(自身を含む): 232320000

約数和(自身を除く): 103990323

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 81, 93, 147, 149, 189, 217, 279, 343, 441, 447, 567, 651, 837, 1029, 1043, 1323, 1341, 1519, 1953, 2511, 3087, 3129, 3969, 4023, 4557, 4619, 5859, 7301, 9261, 9387, 10633, 12069, 13671, 13857, 17577, 21903, 27783, 28161, 31899, 32333, 41013, 41571, 51107, 65709, 84483, 95697, 96999, 123039, 124713, 153321, 197127, 226331, 287091, 290997, 374139, 459963, 591381, 678993, 861273, 872991, 1379889, 1584317, 2036979, 2618973, 4139667, 4752951, 6110937, 14258853, 18332811, 42776559, 128329677]

約数ペア:

[(1, 128329677), (3, 42776559), (7, 18332811), (9, 14258853), (21, 6110937), (27, 4752951), (31, 4139667), (49, 2618973), (63, 2036979), (81, 1584317), (93, 1379889), (147, 872991), (149, 861273), (189, 678993), (217, 591381), (279, 459963), (343, 374139), (441, 290997), (447, 287091), (567, 226331), (651, 197127), (837, 153321), (1029, 124713), (1043, 123039), (1323, 96999), (1341, 95697), (1519, 84483), (1953, 65709), (2511, 51107), (3087, 41571), (3129, 41013), (3969, 32333), (4023, 31899), (4557, 28161), (4619, 27783), (5859, 21903), (7301, 17577), (9261, 13857), (9387, 13671), (10633, 12069)]