78914164

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{31667}}^1$

素因数の和:31767

約数の個数: 24

約数和(自身を含む): 159606720

約数和(自身を除く): 80692556

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 31667, 63334, 126668, 221669, 443338, 886676, 2818363, 5636726, 11273452, 19728541, 39457082, 78914164]

約数ペア:

[(1, 78914164), (2, 39457082), (4, 19728541), (7, 11273452), (14, 5636726), (28, 2818363), (89, 886676), (178, 443338), (356, 221669), (623, 126668), (1246, 63334), (2492, 31667)]