28703547

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{733}}^1$

素因数の和:987

約数の個数: 24

約数和(自身を含む): 43893200

約数和(自身を除く): 15189653

約数列:

[1, 3, 9, 19, 57, 171, 229, 687, 733, 2061, 2199, 4351, 6597, 13053, 13927, 39159, 41781, 125343, 167857, 503571, 1510713, 3189283, 9567849, 28703547]

約数ペア:

[(1, 28703547), (3, 9567849), (9, 3189283), (19, 1510713), (57, 503571), (171, 167857), (229, 125343), (687, 41781), (733, 39159), (2061, 13927), (2199, 13053), (4351, 6597)]