72018779

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:375

約数の個数: 24

約数和(自身を含む): 86151168

約数和(自身を除く): 14132389

約数列:

[1, 7, 49, 71, 127, 163, 497, 889, 1141, 3479, 6223, 7987, 9017, 11573, 20701, 63119, 81011, 144907, 441833, 567077, 1014349, 1469771, 10288397, 72018779]

約数ペア:

[(1, 72018779), (7, 10288397), (49, 1469771), (71, 1014349), (127, 567077), (163, 441833), (497, 144907), (889, 81011), (1141, 63119), (3479, 20701), (6223, 11573), (7987, 9017)]