140691964

素因数分解:

$2^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{12917}}^1$

素因数の和:13317

約数の個数: 24

約数和(自身を含む): 282129120

約数和(自身を除く): 141437156

約数列:

[1, 2, 4, 7, 14, 28, 389, 778, 1556, 2723, 5446, 10892, 12917, 25834, 51668, 90419, 180838, 361676, 5024713, 10049426, 20098852, 35172991, 70345982, 140691964]

約数ペア:

[(1, 140691964), (2, 70345982), (4, 35172991), (7, 20098852), (14, 10049426), (28, 5024713), (389, 361676), (778, 180838), (1556, 90419), (2723, 51668), (5446, 25834), (10892, 12917)]