220476361

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1\times {\mathrm{2731}}^1$

素因数の和:3364

約数の個数: 16

約数和(自身を含む): 265768960

約数和(自身を除く): 45292599

約数列:

[1, 7, 19, 133, 607, 2731, 4249, 11533, 19117, 51889, 80731, 363223, 1657717, 11604019, 31496623, 220476361]

約数ペア:

[(1, 220476361), (7, 31496623), (19, 11604019), (133, 1657717), (607, 363223), (2731, 80731), (4249, 51889), (11533, 19117)]