257579904

素因数分解:

$2^7\times 3^1\times {\mathrm{670781}}^1$

素因数の和:670798

約数の個数: 32

約数和(自身を含む): 684197640

約数和(自身を除く): 426617736

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 670781, 1341562, 2012343, 2683124, 4024686, 5366248, 8049372, 10732496, 16098744, 21464992, 32197488, 42929984, 64394976, 85859968, 128789952, 257579904]

約数ペア:

[(1, 257579904), (2, 128789952), (3, 85859968), (4, 64394976), (6, 42929984), (8, 32197488), (12, 21464992), (16, 16098744), (24, 10732496), (32, 8049372), (48, 5366248), (64, 4024686), (96, 2683124), (128, 2012343), (192, 1341562), (384, 670781)]