31276542143

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21378361}}^1$

素因数の和:21378398

約数の個数: 16

約数和(自身を含む): 41046455040

約数和(自身を除く): 9769912897

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 21378361, 149648527, 235161971, 406188859, 1646133797, 2843322013, 4468077449, 31276542143]

約数ペア:

[(1, 31276542143), (7, 4468077449), (11, 2843322013), (19, 1646133797), (77, 406188859), (133, 235161971), (209, 149648527), (1463, 21378361)]