261640384

素因数分解:

$2^6\times {\mathrm{937}}^1\times {\mathrm{4363}}^1$

素因数の和:5312

約数の個数: 28

約数和(自身を含む): 519865864

約数和(自身を除く): 258225480

約数列:

[1, 2, 4, 8, 16, 32, 64, 937, 1874, 3748, 4363, 7496, 8726, 14992, 17452, 29984, 34904, 59968, 69808, 139616, 279232, 4088131, 8176262, 16352524, 32705048, 65410096, 130820192, 261640384]

約数ペア:

[(1, 261640384), (2, 130820192), (4, 65410096), (8, 32705048), (16, 16352524), (32, 8176262), (64, 4088131), (937, 279232), (1874, 139616), (3748, 69808), (4363, 59968), (7496, 34904), (8726, 29984), (14992, 17452)]