28381756

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{673}}^1\times {\mathrm{811}}^1$

素因数の和:1501

約数の個数: 24

約数和(自身を含む): 53634224

約数和(自身を除く): 25252468

約数列:

[1, 2, 4, 13, 26, 52, 673, 811, 1346, 1622, 2692, 3244, 8749, 10543, 17498, 21086, 34996, 42172, 545803, 1091606, 2183212, 7095439, 14190878, 28381756]

約数ペア:

[(1, 28381756), (2, 14190878), (4, 7095439), (13, 2183212), (26, 1091606), (52, 545803), (673, 42172), (811, 34996), (1346, 21086), (1622, 17498), (2692, 10543), (3244, 8749)]