201121388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{5923}}^1$

素因数の和:6593

約数の個数: 24

約数和(自身を含む): 379681008

約数和(自身を除く): 178559620

約数列:

[1, 2, 4, 13, 26, 52, 653, 1306, 2612, 5923, 8489, 11846, 16978, 23692, 33956, 76999, 153998, 307996, 3867719, 7735438, 15470876, 50280347, 100560694, 201121388]

約数ペア:

[(1, 201121388), (2, 100560694), (4, 50280347), (13, 15470876), (26, 7735438), (52, 3867719), (653, 307996), (1306, 153998), (2612, 76999), (5923, 33956), (8489, 23692), (11846, 16978)]