2561379882

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{91081}}^1$

素因数の和:91238

約数の個数: 32

約数和(自身を含む): 5290042560

約数和(自身を除く): 2728662678

約数列:

[1, 2, 3, 6, 43, 86, 109, 129, 218, 258, 327, 654, 4687, 9374, 14061, 28122, 91081, 182162, 273243, 546486, 3916483, 7832966, 9927829, 11749449, 19855658, 23498898, 29783487, 59566974, 426896647, 853793294, 1280689941, 2561379882]

約数ペア:

[(1, 2561379882), (2, 1280689941), (3, 853793294), (6, 426896647), (43, 59566974), (86, 29783487), (109, 23498898), (129, 19855658), (218, 11749449), (258, 9927829), (327, 7832966), (654, 3916483), (4687, 546486), (9374, 273243), (14061, 182162), (28122, 91081)]