140075236

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{161377}}^1$

素因数の和:161419

約数の個数: 24

約数和(自身を含む): 289189376

約数和(自身を除く): 149114140

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 161377, 322754, 645508, 1129639, 2259278, 4518556, 5002687, 10005374, 20010748, 35018809, 70037618, 140075236]

約数ペア:

[(1, 140075236), (2, 70037618), (4, 35018809), (7, 20010748), (14, 10005374), (28, 5002687), (31, 4518556), (62, 2259278), (124, 1129639), (217, 645508), (434, 322754), (868, 161377)]