215814521

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{67211}}^1$

素因数の和:67256

約数の個数: 12

約数和(自身を含む): 245995920

約数和(自身を除く): 30181399

約数列:

[1, 13, 19, 169, 247, 3211, 67211, 873743, 1277009, 11358659, 16601117, 215814521]

約数ペア:

[(1, 215814521), (13, 16601117), (19, 11358659), (169, 1277009), (247, 873743), (3211, 67211)]