263245

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:204

約数の個数: 16

約数和(自身を含む): 354240

約数和(自身を除く): 90995

約数列:

[1, 5, 17, 19, 85, 95, 163, 323, 815, 1615, 2771, 3097, 13855, 15485, 52649, 263245]

約数ペア:

[(1, 263245), (5, 52649), (17, 15485), (19, 13855), (85, 3097), (95, 2771), (163, 1615), (323, 815)]