201395047

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{557}}^1$

素因数の和:775

約数の個数: 24

約数和(自身を含む): 241216704

約数和(自身を除く): 39821657

約数列:

[1, 7, 47, 49, 157, 329, 557, 1099, 2303, 3899, 7379, 7693, 26179, 27293, 51653, 87449, 183253, 361571, 612143, 1282771, 4110103, 4285001, 28770721, 201395047]

約数ペア:

[(1, 201395047), (7, 28770721), (47, 4285001), (49, 4110103), (157, 1282771), (329, 612143), (557, 361571), (1099, 183253), (2303, 87449), (3899, 51653), (7379, 27293), (7693, 26179)]