28507259

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2039}}^1$

素因数の和:2122

約数の個数: 16

約数和(自身を含む): 32901120

約数和(自身を除く): 4393861

約数列:

[1, 11, 31, 41, 341, 451, 1271, 2039, 13981, 22429, 63209, 83599, 695299, 919589, 2591569, 28507259]

約数ペア:

[(1, 28507259), (11, 2591569), (31, 919589), (41, 695299), (341, 83599), (451, 63209), (1271, 22429), (2039, 13981)]