256571876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{54497}}^1$

素因数の和:54619

約数の個数: 24

約数和(自身を含む): 494405856

約数和(自身を除く): 237833980

約数列:

[1, 2, 4, 11, 22, 44, 107, 214, 428, 1177, 2354, 4708, 54497, 108994, 217988, 599467, 1198934, 2397868, 5831179, 11662358, 23324716, 64142969, 128285938, 256571876]

約数ペア:

[(1, 256571876), (2, 128285938), (4, 64142969), (11, 23324716), (22, 11662358), (44, 5831179), (107, 2397868), (214, 1198934), (428, 599467), (1177, 217988), (2354, 108994), (4708, 54497)]