28356265

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{42641}}^1$

素因数の和:42672

約数の個数: 16

約数和(自身を含む): 40936320

約数和(自身を除く): 12580055

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 42641, 213205, 298487, 810179, 1492435, 4050895, 5671253, 28356265]

約数ペア:

[(1, 28356265), (5, 5671253), (7, 4050895), (19, 1492435), (35, 810179), (95, 298487), (133, 213205), (665, 42641)]