28712166

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{6389}}^1$

素因数の和:6508

約数の個数: 32

約数和(自身を含む): 66251520

約数和(自身を除く): 37539354

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 107, 214, 321, 642, 749, 1498, 2247, 4494, 6389, 12778, 19167, 38334, 44723, 89446, 134169, 268338, 683623, 1367246, 2050869, 4101738, 4785361, 9570722, 14356083, 28712166]

約数ペア:

[(1, 28712166), (2, 14356083), (3, 9570722), (6, 4785361), (7, 4101738), (14, 2050869), (21, 1367246), (42, 683623), (107, 268338), (214, 134169), (321, 89446), (642, 44723), (749, 38334), (1498, 19167), (2247, 12778), (4494, 6389)]