203971105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{76537}}^1$

素因数の和:76596

約数の個数: 16

約数和(自身を含む): 270026064

約数和(自身を除く): 66054959

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 76537, 382685, 994981, 3138017, 4974905, 15690085, 40794221, 203971105]

約数ペア:

[(1, 203971105), (5, 40794221), (13, 15690085), (41, 4974905), (65, 3138017), (205, 994981), (533, 382685), (2665, 76537)]