291257264

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{173}}^1\times {\mathrm{757}}^1$

素因数の和:1077

約数の個数: 40

約数和(自身を含む): 572411280

約数和(自身を除く): 281154016

約数列:

[1, 2, 4, 8, 16, 139, 173, 278, 346, 556, 692, 757, 1112, 1384, 1514, 2224, 2768, 3028, 6056, 12112, 24047, 48094, 96188, 105223, 130961, 192376, 210446, 261922, 384752, 420892, 523844, 841784, 1047688, 1683568, 2095376, 18203579, 36407158, 72814316, 145628632, 291257264]

約数ペア:

[(1, 291257264), (2, 145628632), (4, 72814316), (8, 36407158), (16, 18203579), (139, 2095376), (173, 1683568), (278, 1047688), (346, 841784), (556, 523844), (692, 420892), (757, 384752), (1112, 261922), (1384, 210446), (1514, 192376), (2224, 130961), (2768, 105223), (3028, 96188), (6056, 48094), (12112, 24047)]