16397505

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5281}}^1$

素因数の和:5318

約数の個数: 32

約数和(自身を含む): 30424320

約数和(自身を除く): 14026815

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 5281, 15843, 26405, 47529, 79215, 121463, 142587, 237645, 364389, 607315, 712935, 1093167, 1821945, 3279501, 5465835, 16397505]

約数ペア:

[(1, 16397505), (3, 5465835), (5, 3279501), (9, 1821945), (15, 1093167), (23, 712935), (27, 607315), (45, 364389), (69, 237645), (115, 142587), (135, 121463), (207, 79215), (345, 47529), (621, 26405), (1035, 15843), (3105, 5281)]