78866564

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59929}}^1$

素因数の和:59987

約数の個数: 24

約数和(自身を含む): 161091840

約数和(自身を除く): 82225276

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 59929, 119858, 239716, 419503, 839006, 1678012, 2816663, 5633326, 11266652, 19716641, 39433282, 78866564]

約数ペア:

[(1, 78866564), (2, 39433282), (4, 19716641), (7, 11266652), (14, 5633326), (28, 2816663), (47, 1678012), (94, 839006), (188, 419503), (329, 239716), (658, 119858), (1316, 59929)]