890272

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:700

約数の個数: 24

約数和(自身を含む): 1796256

約数和(自身を除く): 905984

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 647, 688, 1294, 1376, 2588, 5176, 10352, 20704, 27821, 55642, 111284, 222568, 445136, 890272]

約数ペア:

[(1, 890272), (2, 445136), (4, 222568), (8, 111284), (16, 55642), (32, 27821), (43, 20704), (86, 10352), (172, 5176), (344, 2588), (647, 1376), (688, 1294)]