219861521

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{727}}^1\times {\mathrm{1447}}^1$

素因数の和:2204

約数の個数: 16

約数和(自身を含む): 252994560

約数和(自身を除く): 33133039

約数列:

[1, 11, 19, 209, 727, 1447, 7997, 13813, 15917, 27493, 151943, 302423, 1051969, 11571659, 19987411, 219861521]

約数ペア:

[(1, 219861521), (11, 19987411), (19, 11571659), (209, 1051969), (727, 302423), (1447, 151943), (7997, 27493), (13813, 15917)]