128783456

素因数分解:

$2^5\times {\mathrm{227}}^1\times {\mathrm{17729}}^1$

素因数の和:17966

約数の個数: 24

約数和(自身を含む): 254673720

約数和(自身を除く): 125890264

約数列:

[1, 2, 4, 8, 16, 32, 227, 454, 908, 1816, 3632, 7264, 17729, 35458, 70916, 141832, 283664, 567328, 4024483, 8048966, 16097932, 32195864, 64391728, 128783456]

約数ペア:

[(1, 128783456), (2, 64391728), (4, 32195864), (8, 16097932), (16, 8048966), (32, 4024483), (227, 567328), (454, 283664), (908, 141832), (1816, 70916), (3632, 35458), (7264, 17729)]