628791052

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{24877}}^1$

素因数の和:25041

約数の個数: 24

約数和(自身を含む): 1128466080

約数和(自身を除く): 499675028

約数列:

[1, 2, 4, 71, 89, 142, 178, 284, 356, 6319, 12638, 24877, 25276, 49754, 99508, 1766267, 2214053, 3532534, 4428106, 7065068, 8856212, 157197763, 314395526, 628791052]

約数ペア:

[(1, 628791052), (2, 314395526), (4, 157197763), (71, 8856212), (89, 7065068), (142, 4428106), (178, 3532534), (284, 2214053), (356, 1766267), (6319, 99508), (12638, 49754), (24877, 25276)]