267704281

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{317}}^1$

素因数の和:625

約数の個数: 24

約数和(自身を含む): 307264320

約数和(自身を除く): 39560039

約数列:

[1, 13, 19, 169, 247, 263, 317, 3211, 3419, 4121, 4997, 6023, 44447, 53573, 64961, 78299, 83371, 844493, 1017887, 1083823, 1584049, 14089699, 20592637, 267704281]

約数ペア:

[(1, 267704281), (13, 20592637), (19, 14089699), (169, 1584049), (247, 1083823), (263, 1017887), (317, 844493), (3211, 83371), (3419, 78299), (4121, 64961), (4997, 53573), (6023, 44447)]