28215189

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{61471}}^1$

素因数の和:61497

約数の個数: 16

約数和(自身を含む): 44259840

約数和(自身を除く): 16044651

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 61471, 184413, 553239, 1045007, 1659717, 3135021, 9405063, 28215189]

約数ペア:

[(1, 28215189), (3, 9405063), (9, 3135021), (17, 1659717), (27, 1045007), (51, 553239), (153, 184413), (459, 61471)]