71720127

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{156253}}^1$

素因数の和:156279

約数の個数: 16

約数和(自身を含む): 112502880

約数和(自身を除く): 40782753

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 156253, 468759, 1406277, 2656301, 4218831, 7968903, 23906709, 71720127]

約数ペア:

[(1, 71720127), (3, 23906709), (9, 7968903), (17, 4218831), (27, 2656301), (51, 1406277), (153, 468759), (459, 156253)]