393179913

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{22369}}^1$

素因数の和:22419

約数の個数: 40

約数和(自身を含む): 692933120

約数和(自身を除く): 299753207

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 189, 217, 279, 567, 651, 837, 1953, 2511, 5859, 17577, 22369, 67107, 156583, 201321, 469749, 603963, 693439, 1409247, 1811889, 2080317, 4227741, 4854073, 6240951, 12683223, 14562219, 18722853, 43686657, 56168559, 131059971, 393179913]

約数ペア:

[(1, 393179913), (3, 131059971), (7, 56168559), (9, 43686657), (21, 18722853), (27, 14562219), (31, 12683223), (63, 6240951), (81, 4854073), (93, 4227741), (189, 2080317), (217, 1811889), (279, 1409247), (567, 693439), (651, 603963), (837, 469749), (1953, 201321), (2511, 156583), (5859, 67107), (17577, 22369)]