28802421

素因数分解:

$3^2\times {\mathrm{719}}^1\times {\mathrm{4451}}^1$

素因数の和:5176

約数の個数: 12

約数和(自身を含む): 41670720

約数和(自身を除く): 12868299

約数列:

[1, 3, 9, 719, 2157, 4451, 6471, 13353, 40059, 3200269, 9600807, 28802421]

約数ペア:

[(1, 28802421), (3, 9600807), (9, 3200269), (719, 40059), (2157, 13353), (4451, 6471)]