201997355

素因数分解:

$5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{4937}}^1$

素因数の和:5123

約数の個数: 24

約数和(自身を含む): 283717728

約数和(自身を除く): 81720373

約数列:

[1, 5, 7, 35, 49, 167, 245, 835, 1169, 4937, 5845, 8183, 24685, 34559, 40915, 172795, 241913, 824479, 1209565, 4122395, 5771353, 28856765, 40399471, 201997355]

約数ペア:

[(1, 201997355), (5, 40399471), (7, 28856765), (35, 5771353), (49, 4122395), (167, 1209565), (245, 824479), (835, 241913), (1169, 172795), (4937, 40915), (5845, 34559), (8183, 24685)]