40507991

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{491}}^1$

素因数の和:742

約数の個数: 16

約数和(自身を含む): 45059328

約数和(自身を除く): 4551337

約数列:

[1, 17, 23, 211, 391, 491, 3587, 4853, 8347, 11293, 82501, 103601, 191981, 1761217, 2382823, 40507991]

約数ペア:

[(1, 40507991), (17, 2382823), (23, 1761217), (211, 191981), (391, 103601), (491, 82501), (3587, 11293), (4853, 8347)]