1298346003

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{155621}}^1$

素因数の和:155736

約数の個数: 20

約数和(自身を含む): 1958347248

約数和(自身を除く): 660001245

約数列:

[1, 3, 9, 27, 81, 103, 309, 927, 2781, 8343, 155621, 466863, 1400589, 4201767, 12605301, 16028963, 48086889, 144260667, 432782001, 1298346003]

約数ペア:

[(1, 1298346003), (3, 432782001), (9, 144260667), (27, 48086889), (81, 16028963), (103, 12605301), (309, 4201767), (927, 1400589), (2781, 466863), (8343, 155621)]