31120917

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{5009}}^1$

素因数の和:5140

約数の個数: 16

約数和(自身を含む): 44088000

約数和(自身を除く): 12967083

約数列:

[1, 3, 19, 57, 109, 327, 2071, 5009, 6213, 15027, 95171, 285513, 545981, 1637943, 10373639, 31120917]

約数ペア:

[(1, 31120917), (3, 10373639), (19, 1637943), (57, 545981), (109, 285513), (327, 95171), (2071, 15027), (5009, 6213)]