1321807085

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{63199}}^1$

素因数の和:63340

約数の個数: 16

約数和(自身を含む): 1638144000

約数和(自身を除く): 316336915

約数列:

[1, 5, 47, 89, 235, 445, 4183, 20915, 63199, 315995, 2970353, 5624711, 14851765, 28123555, 264361417, 1321807085]

約数ペア:

[(1, 1321807085), (5, 264361417), (47, 28123555), (89, 14851765), (235, 5624711), (445, 2970353), (4183, 315995), (20915, 63199)]