28497355

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{3767}}^1$

素因数の和:3878

約数の個数: 16

約数和(自身を含む): 36624960

約数和(自身を除く): 8127605

約数列:

[1, 5, 17, 85, 89, 445, 1513, 3767, 7565, 18835, 64039, 320195, 335263, 1676315, 5699471, 28497355]

約数ペア:

[(1, 28497355), (5, 5699471), (17, 1676315), (85, 335263), (89, 320195), (445, 64039), (1513, 18835), (3767, 7565)]