28892654

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 54172800

約数和(自身を除く): 25280146

約数列:

[1, 2, 7, 14, 19, 38, 49, 59, 98, 118, 133, 263, 266, 413, 526, 826, 931, 1121, 1841, 1862, 2242, 2891, 3682, 4997, 5782, 7847, 9994, 12887, 15517, 15694, 25774, 31034, 34979, 54929, 69958, 108619, 109858, 217238, 244853, 294823, 489706, 589646, 760333, 1520666, 2063761, 4127522, 14446327, 28892654]

約数ペア:

[(1, 28892654), (2, 14446327), (7, 4127522), (14, 2063761), (19, 1520666), (38, 760333), (49, 589646), (59, 489706), (98, 294823), (118, 244853), (133, 217238), (263, 109858), (266, 108619), (413, 69958), (526, 54929), (826, 34979), (931, 31034), (1121, 25774), (1841, 15694), (1862, 15517), (2242, 12887), (2891, 9994), (3682, 7847), (4997, 5782)]