25365389

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:425

約数の個数: 24

約数和(自身を含む): 31321728

約数和(自身を除く): 5956339

約数列:

[1, 7, 23, 49, 71, 161, 317, 497, 1127, 1633, 2219, 3479, 7291, 11431, 15533, 22507, 51037, 80017, 157549, 357259, 517661, 1102843, 3623627, 25365389]

約数ペア:

[(1, 25365389), (7, 3623627), (23, 1102843), (49, 517661), (71, 357259), (161, 157549), (317, 80017), (497, 51037), (1127, 22507), (1633, 15533), (2219, 11431), (3479, 7291)]