28411371

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{45751}}^1$

素因数の和:45783

約数の個数: 16

約数和(自身を含む): 43921920

約数和(自身を除く): 15510549

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 45751, 137253, 411759, 1052273, 1235277, 3156819, 9470457, 28411371]

約数ペア:

[(1, 28411371), (3, 9470457), (9, 3156819), (23, 1235277), (27, 1052273), (69, 411759), (207, 137253), (621, 45751)]