193156677

素因数分解:

$3^3\times 7^3\times {\mathrm{20857}}^1$

素因数の和:20887

約数の個数: 32

約数和(自身を含む): 333728000

約数和(自身を除く): 140571323

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 3087, 9261, 20857, 62571, 145999, 187713, 437997, 563139, 1021993, 1313991, 3065979, 3941973, 7153951, 9197937, 21461853, 27593811, 64385559, 193156677]

約数ペア:

[(1, 193156677), (3, 64385559), (7, 27593811), (9, 21461853), (21, 9197937), (27, 7153951), (49, 3941973), (63, 3065979), (147, 1313991), (189, 1021993), (343, 563139), (441, 437997), (1029, 187713), (1323, 145999), (3087, 62571), (9261, 20857)]