213240385

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{10099}}^1$

素因数の和:10248

約数の個数: 16

約数和(自身を含む): 264700800

約数和(自身を除く): 51460415

約数列:

[1, 5, 41, 103, 205, 515, 4223, 10099, 21115, 50495, 414059, 1040197, 2070295, 5200985, 42648077, 213240385]

約数ペア:

[(1, 213240385), (5, 42648077), (41, 5200985), (103, 2070295), (205, 1040197), (515, 414059), (4223, 50495), (10099, 21115)]