28178416

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5851}}^1$

素因数の和:5909

約数の個数: 40

約数和(自身を含む): 63857024

約数和(自身を除く): 35678608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 5851, 11702, 23404, 40957, 46808, 81914, 93616, 163828, 251593, 327656, 503186, 655312, 1006372, 1761151, 2012744, 3522302, 4025488, 7044604, 14089208, 28178416]

約数ペア:

[(1, 28178416), (2, 14089208), (4, 7044604), (7, 4025488), (8, 3522302), (14, 2012744), (16, 1761151), (28, 1006372), (43, 655312), (56, 503186), (86, 327656), (112, 251593), (172, 163828), (301, 93616), (344, 81914), (602, 46808), (688, 40957), (1204, 23404), (2408, 11702), (4816, 5851)]