2480949

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:402

約数の個数: 20

約数和(自身を含む): 3753420

約数和(自身を除く): 1272471

約数列:

[1, 3, 9, 27, 81, 109, 281, 327, 843, 981, 2529, 2943, 7587, 8829, 22761, 30629, 91887, 275661, 826983, 2480949]

約数ペア:

[(1, 2480949), (3, 826983), (9, 275661), (27, 91887), (81, 30629), (109, 22761), (281, 8829), (327, 7587), (843, 2943), (981, 2529)]