818494066

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{200513}}^1$

素因数の和:200685

約数の個数: 16

約数和(自身を含む): 1330610904

約数和(自身を除く): 512116838

約数列:

[1, 2, 13, 26, 157, 314, 2041, 4082, 200513, 401026, 2606669, 5213338, 31480541, 62961082, 409247033, 818494066]

約数ペア:

[(1, 818494066), (2, 409247033), (13, 62961082), (26, 31480541), (157, 5213338), (314, 2606669), (2041, 401026), (4082, 200513)]