31380609

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{42349}}^1$

素因数の和:42384

約数の個数: 16

約数和(自身を含む): 47432000

約数和(自身を除く): 16051391

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 42349, 127047, 550537, 804631, 1651611, 2413893, 10460203, 31380609]

約数ペア:

[(1, 31380609), (3, 10460203), (13, 2413893), (19, 1651611), (39, 804631), (57, 550537), (247, 127047), (741, 42349)]