147220171

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{83}}^1\times {\mathrm{479}}^1$

素因数の和:615

約数の個数: 24

約数和(自身を含む): 178375680

約数和(自身を除く): 31155509

約数列:

[1, 7, 23, 83, 161, 479, 529, 581, 1909, 3353, 3703, 11017, 13363, 39757, 43907, 77119, 253391, 278299, 307349, 914411, 1773737, 6400877, 21031453, 147220171]

約数ペア:

[(1, 147220171), (7, 21031453), (23, 6400877), (83, 1773737), (161, 914411), (479, 307349), (529, 278299), (581, 253391), (1909, 77119), (3353, 43907), (3703, 39757), (11017, 13363)]