195424985

素因数分解:

$5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{4049}}^1$

素因数の和:4265

約数の個数: 24

約数和(自身を含む): 274249800

約数和(自身を除く): 78824815

約数列:

[1, 5, 7, 35, 49, 197, 245, 985, 1379, 4049, 6895, 9653, 20245, 28343, 48265, 141715, 198401, 797653, 992005, 3988265, 5583571, 27917855, 39084997, 195424985]

約数ペア:

[(1, 195424985), (5, 39084997), (7, 27917855), (35, 5583571), (49, 3988265), (197, 992005), (245, 797653), (985, 198401), (1379, 141715), (4049, 48265), (6895, 28343), (9653, 20245)]