28279762

素因数分解:

$2^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:215

約数の個数: 48

約数和(自身を含む): 51628320

約数和(自身を除く): 23348558

約数列:

[1, 2, 7, 14, 49, 59, 67, 73, 98, 118, 134, 146, 413, 469, 511, 826, 938, 1022, 2891, 3283, 3577, 3953, 4307, 4891, 5782, 6566, 7154, 7906, 8614, 9782, 27671, 30149, 34237, 55342, 60298, 68474, 193697, 211043, 239659, 288569, 387394, 422086, 479318, 577138, 2019983, 4039966, 14139881, 28279762]

約数ペア:

[(1, 28279762), (2, 14139881), (7, 4039966), (14, 2019983), (49, 577138), (59, 479318), (67, 422086), (73, 387394), (98, 288569), (118, 239659), (134, 211043), (146, 193697), (413, 68474), (469, 60298), (511, 55342), (826, 34237), (938, 30149), (1022, 27671), (2891, 9782), (3283, 8614), (3577, 7906), (3953, 7154), (4307, 6566), (4891, 5782)]