151207777

素因数分解:

$7^4\times {\mathrm{71}}^1\times {\mathrm{887}}^1$

素因数の和:986

約数の個数: 20

約数和(自身を含む): 179084736

約数和(自身を除く): 27876959

約数列:

[1, 7, 49, 71, 343, 497, 887, 2401, 3479, 6209, 24353, 43463, 62977, 170471, 304241, 440839, 2129687, 3085873, 21601111, 151207777]

約数ペア:

[(1, 151207777), (7, 21601111), (49, 3085873), (71, 2129687), (343, 440839), (497, 304241), (887, 170471), (2401, 62977), (3479, 43463), (6209, 24353)]