28678528

素因数分解:

$2^7\times {\mathrm{449}}^1\times {\mathrm{499}}^1$

素因数の和:962

約数の個数: 32

約数和(自身を含む): 57375000

約数和(自身を除く): 28696472

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 449, 499, 898, 998, 1796, 1996, 3592, 3992, 7184, 7984, 14368, 15968, 28736, 31936, 57472, 63872, 224051, 448102, 896204, 1792408, 3584816, 7169632, 14339264, 28678528]

約数ペア:

[(1, 28678528), (2, 14339264), (4, 7169632), (8, 3584816), (16, 1792408), (32, 896204), (64, 448102), (128, 224051), (449, 63872), (499, 57472), (898, 31936), (998, 28736), (1796, 15968), (1996, 14368), (3592, 7984), (3992, 7184)]