247645167

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{153151}}^1$

素因数の和:153179

約数の個数: 24

約数和(自身を含む): 419023872

約数和(自身を除く): 171378705

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 153151, 459453, 1072057, 1684661, 3216171, 5053983, 7504399, 11792627, 22513197, 35377881, 82548389, 247645167]

約数ペア:

[(1, 247645167), (3, 82548389), (7, 35377881), (11, 22513197), (21, 11792627), (33, 7504399), (49, 5053983), (77, 3216171), (147, 1684661), (231, 1072057), (539, 459453), (1617, 153151)]