28188654

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{691}}^1$

素因数の和:1232

約数の個数: 32

約数和(自身を含む): 60918144

約数和(自身を除く): 32729490

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 523, 691, 1046, 1382, 1569, 2073, 3138, 4146, 6799, 8983, 13598, 17966, 20397, 26949, 40794, 53898, 361393, 722786, 1084179, 2168358, 4698109, 9396218, 14094327, 28188654]

約数ペア:

[(1, 28188654), (2, 14094327), (3, 9396218), (6, 4698109), (13, 2168358), (26, 1084179), (39, 722786), (78, 361393), (523, 53898), (691, 40794), (1046, 26949), (1382, 20397), (1569, 17966), (2073, 13598), (3138, 8983), (4146, 6799)]