28216365

素因数分解:

$3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{4691}}^1$

素因数の和:5100

約数の個数: 16

約数和(自身を含む): 45268416

約数和(自身を除く): 17052051

約数列:

[1, 3, 5, 15, 401, 1203, 2005, 4691, 6015, 14073, 23455, 70365, 1881091, 5643273, 9405455, 28216365]

約数ペア:

[(1, 28216365), (3, 9405455), (5, 5643273), (15, 1881091), (401, 70365), (1203, 23455), (2005, 14073), (4691, 6015)]