340640287

素因数分解:

${\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{191}}^1$

素因数の和:451

約数の個数: 24

約数和(自身を含む): 379047168

約数和(自身を除く): 38406881

約数列:

[1, 13, 61, 169, 173, 191, 793, 2249, 2483, 10309, 10553, 11651, 29237, 32279, 33043, 137189, 151463, 429559, 1783457, 1969019, 2015623, 5584267, 26203099, 340640287]

約数ペア:

[(1, 340640287), (13, 26203099), (61, 5584267), (169, 2015623), (173, 1969019), (191, 1783457), (793, 429559), (2249, 151463), (2483, 137189), (10309, 33043), (10553, 32279), (11651, 29237)]