491008078

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{907}}^1\times {\mathrm{2237}}^1$

素因数の和:3168

約数の個数: 24

約数和(自身を含む): 810809496

約数和(自身を除く): 319801418

約数列:

[1, 2, 11, 22, 121, 242, 907, 1814, 2237, 4474, 9977, 19954, 24607, 49214, 109747, 219494, 270677, 541354, 2028959, 4057918, 22318549, 44637098, 245504039, 491008078]

約数ペア:

[(1, 491008078), (2, 245504039), (11, 44637098), (22, 22318549), (121, 4057918), (242, 2028959), (907, 541354), (1814, 270677), (2237, 219494), (4474, 109747), (9977, 49214), (19954, 24607)]