85751715

素因数分解:

$3^1\times 5^1\times 7^4\times {\mathrm{2381}}^1$

素因数の和:2417

約数の個数: 40

約数和(自身を含む): 160127568

約数和(自身を除く): 74375853

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 343, 735, 1029, 1715, 2381, 2401, 5145, 7143, 7203, 11905, 12005, 16667, 35715, 36015, 50001, 83335, 116669, 250005, 350007, 583345, 816683, 1750035, 2450049, 4083415, 5716781, 12250245, 17150343, 28583905, 85751715]

約数ペア:

[(1, 85751715), (3, 28583905), (5, 17150343), (7, 12250245), (15, 5716781), (21, 4083415), (35, 2450049), (49, 1750035), (105, 816683), (147, 583345), (245, 350007), (343, 250005), (735, 116669), (1029, 83335), (1715, 50001), (2381, 36015), (2401, 35715), (5145, 16667), (7143, 12005), (7203, 11905)]