31287729

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{3967}}^1$

素因数の和:4220

約数の個数: 16

約数和(自身を含む): 45711360

約数和(自身を除く): 14423631

約数列:

[1, 3, 11, 33, 239, 717, 2629, 3967, 7887, 11901, 43637, 130911, 948113, 2844339, 10429243, 31287729]

約数ペア:

[(1, 31287729), (3, 10429243), (11, 2844339), (33, 948113), (239, 130911), (717, 43637), (2629, 11901), (3967, 7887)]