188384859

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{178903}}^1$

素因数の和:178928

約数の個数: 20

約数和(自身を含む): 303063376

約数和(自身を除く): 114678517

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 178903, 536709, 1610127, 2325739, 4830381, 6977217, 14491143, 20931651, 62794953, 188384859]

約数ペア:

[(1, 188384859), (3, 62794953), (9, 20931651), (13, 14491143), (27, 6977217), (39, 4830381), (81, 2325739), (117, 1610127), (351, 536709), (1053, 178903)]