31156299

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{18917}}^1$

素因数の和:18987

約数の個数: 16

約数和(自身を含む): 46916640

約数和(自身を除く): 15760341

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 18917, 56751, 170253, 510759, 1153937, 3461811, 10385433, 31156299]

約数ペア:

[(1, 31156299), (3, 10385433), (9, 3461811), (27, 1153937), (61, 510759), (183, 170253), (549, 56751), (1647, 18917)]