31371717

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{42337}}^1$

素因数の和:42372

約数の個数: 16

約数和(自身を含む): 47418560

約数和(自身を除く): 16046843

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 42337, 127011, 550381, 804403, 1651143, 2413209, 10457239, 31371717]

約数ペア:

[(1, 31371717), (3, 10457239), (13, 2413209), (19, 1651143), (39, 804403), (57, 550381), (247, 127011), (741, 42337)]