28878682

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1709}}^1$

素因数の和:1806

約数の個数: 32

約数和(自身を含む): 53187840

約数和(自身を除く): 24309158

約数列:

[1, 2, 7, 14, 17, 34, 71, 119, 142, 238, 497, 994, 1207, 1709, 2414, 3418, 8449, 11963, 16898, 23926, 29053, 58106, 121339, 203371, 242678, 406742, 849373, 1698746, 2062763, 4125526, 14439341, 28878682]

約数ペア:

[(1, 28878682), (2, 14439341), (7, 4125526), (14, 2062763), (17, 1698746), (34, 849373), (71, 406742), (119, 242678), (142, 203371), (238, 121339), (497, 58106), (994, 29053), (1207, 23926), (1709, 16898), (2414, 11963), (3418, 8449)]