159810003

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{85781}}^1$

素因数の和:85816

約数の個数: 20

約数和(自身を含む): 249110928

約数和(自身を除く): 89300925

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 85781, 257343, 772029, 1972963, 2316087, 5918889, 6948261, 17756667, 53270001, 159810003]

約数ペア:

[(1, 159810003), (3, 53270001), (9, 17756667), (23, 6948261), (27, 5918889), (69, 2316087), (81, 1972963), (207, 772029), (621, 257343), (1863, 85781)]