642592

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:520

約数の個数: 24

約数和(自身を含む): 1297296

約数和(自身を除く): 654704

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 467, 688, 934, 1376, 1868, 3736, 7472, 14944, 20081, 40162, 80324, 160648, 321296, 642592]

約数ペア:

[(1, 642592), (2, 321296), (4, 160648), (8, 80324), (16, 40162), (32, 20081), (43, 14944), (86, 7472), (172, 3736), (344, 1868), (467, 1376), (688, 934)]