31513427

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{431}}^1$

素因数の和:499

約数の個数: 24

約数和(自身を含む): 38195712

約数和(自身を除く): 6682285

約数列:

[1, 11, 17, 23, 187, 253, 289, 391, 431, 3179, 4301, 4741, 6647, 7327, 9913, 73117, 80597, 109043, 124559, 168521, 1370149, 1853731, 2864857, 31513427]

約数ペア:

[(1, 31513427), (11, 2864857), (17, 1853731), (23, 1370149), (187, 168521), (253, 124559), (289, 109043), (391, 80597), (431, 73117), (3179, 9913), (4301, 7327), (4741, 6647)]