31780119

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{18233}}^1$

素因数の和:18326

約数の個数: 16

約数和(自身を含む): 49012992

約数和(自身を除く): 17232873

約数列:

[1, 3, 7, 21, 83, 249, 581, 1743, 18233, 54699, 127631, 382893, 1513339, 4540017, 10593373, 31780119]

約数ペア:

[(1, 31780119), (3, 10593373), (7, 4540017), (21, 1513339), (83, 382893), (249, 127631), (581, 54699), (1743, 18233)]