207943925

素因数分解:

$5^2\times 7^1\times {\mathrm{571}}^1\times {\mathrm{2081}}^1$

素因数の和:2669

約数の個数: 24

約数和(自身を含む): 295344192

約数和(自身を除く): 87400267

約数列:

[1, 5, 7, 25, 35, 175, 571, 2081, 2855, 3997, 10405, 14275, 14567, 19985, 52025, 72835, 99925, 364175, 1188251, 5941255, 8317757, 29706275, 41588785, 207943925]

約数ペア:

[(1, 207943925), (5, 41588785), (7, 29706275), (25, 8317757), (35, 5941255), (175, 1188251), (571, 364175), (2081, 99925), (2855, 72835), (3997, 52025), (10405, 19985), (14275, 14567)]