243497605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{87119}}^1$

素因数の和:87180

約数の個数: 16

約数和(自身を含む): 321995520

約数和(自身を除く): 78497915

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 87119, 435595, 1132547, 3746117, 5662735, 18730585, 48699521, 243497605]

約数ペア:

[(1, 243497605), (5, 48699521), (13, 18730585), (43, 5662735), (65, 3746117), (215, 1132547), (559, 435595), (2795, 87119)]