28705110

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{136691}}^1$

素因数の和:136708

約数の個数: 32

約数和(自身を含む): 78734592

約数和(自身を除く): 50029482

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 136691, 273382, 410073, 683455, 820146, 956837, 1366910, 1913674, 2050365, 2870511, 4100730, 4784185, 5741022, 9568370, 14352555, 28705110]

約数ペア:

[(1, 28705110), (2, 14352555), (3, 9568370), (5, 5741022), (6, 4784185), (7, 4100730), (10, 2870511), (14, 2050365), (15, 1913674), (21, 1366910), (30, 956837), (35, 820146), (42, 683455), (70, 410073), (105, 273382), (210, 136691)]