123013268

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{27983}}^1$

素因数の和:28151

約数の個数: 24

約数和(自身を含む): 247602432

約数和(自身を除く): 124589164

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 628, 1099, 2198, 4396, 27983, 55966, 111932, 195881, 391762, 783524, 4393331, 8786662, 17573324, 30753317, 61506634, 123013268]

約数ペア:

[(1, 123013268), (2, 61506634), (4, 30753317), (7, 17573324), (14, 8786662), (28, 4393331), (157, 783524), (314, 391762), (628, 195881), (1099, 111932), (2198, 55966), (4396, 27983)]