259437451

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2657}}^1$

素因数の和:2743

約数の個数: 32

約数和(自身を含む): 339373440

約数和(自身を除く): 79935989

約数列:

[1, 7, 13, 29, 37, 91, 203, 259, 377, 481, 1073, 2639, 2657, 3367, 7511, 13949, 18599, 34541, 77053, 97643, 98309, 241787, 539371, 688163, 1001689, 1278017, 2850961, 7011823, 8946119, 19956727, 37062493, 259437451]

約数ペア:

[(1, 259437451), (7, 37062493), (13, 19956727), (29, 8946119), (37, 7011823), (91, 2850961), (203, 1278017), (259, 1001689), (377, 688163), (481, 539371), (1073, 241787), (2639, 98309), (2657, 97643), (3367, 77053), (7511, 34541), (13949, 18599)]