13886481

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 22192128

約数和(自身を除く): 8305647

約数列:

[1, 3, 7, 21, 31, 83, 93, 217, 249, 257, 581, 651, 771, 1743, 1799, 2573, 5397, 7719, 7967, 18011, 21331, 23901, 54033, 55769, 63993, 149317, 167307, 447951, 661261, 1983783, 4628827, 13886481]

約数ペア:

[(1, 13886481), (3, 4628827), (7, 1983783), (21, 661261), (31, 447951), (83, 167307), (93, 149317), (217, 63993), (249, 55769), (257, 54033), (581, 23901), (651, 21331), (771, 18011), (1743, 7967), (1799, 7719), (2573, 5397)]