142120415

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{401}}^1\times {\mathrm{971}}^1$

素因数の和:1450

約数の個数: 16

約数和(自身を含む): 173490336

約数和(自身を除く): 31369921

約数列:

[1, 5, 73, 365, 401, 971, 2005, 4855, 29273, 70883, 146365, 354415, 389371, 1946855, 28424083, 142120415]

約数ペア:

[(1, 142120415), (5, 28424083), (73, 1946855), (365, 389371), (401, 354415), (971, 146365), (2005, 70883), (4855, 29273)]