72808988

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{136859}}^1$

素因数の和:136889

約数の個数: 24

約数和(自身を含む): 153283200

約数和(自身を除く): 80474212

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 136859, 273718, 547436, 958013, 1916026, 2600321, 3832052, 5200642, 10401284, 18202247, 36404494, 72808988]

約数ペア:

[(1, 72808988), (2, 36404494), (4, 18202247), (7, 10401284), (14, 5200642), (19, 3832052), (28, 2600321), (38, 1916026), (76, 958013), (133, 547436), (266, 273718), (532, 136859)]