31484195

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:742

約数の個数: 16

約数和(自身を含む): 38556000

約数和(自身を除く): 7071805

約数列:

[1, 5, 89, 139, 445, 509, 695, 2545, 12371, 45301, 61855, 70751, 226505, 353755, 6296839, 31484195]

約数ペア:

[(1, 31484195), (5, 6296839), (89, 353755), (139, 226505), (445, 70751), (509, 61855), (695, 45301), (2545, 12371)]