138889422124

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{6803}}^1\times {\mathrm{71887}}^1$

素因数の和:78765

約数の個数: 24

約数和(自身を含む): 246519479808

約数和(自身を除く): 107630057684

約数列:

[1, 2, 4, 71, 142, 284, 6803, 13606, 27212, 71887, 143774, 287548, 483013, 966026, 1932052, 5103977, 10207954, 20415908, 489047261, 978094522, 1956189044, 34722355531, 69444711062, 138889422124]

約数ペア:

[(1, 138889422124), (2, 69444711062), (4, 34722355531), (71, 1956189044), (142, 978094522), (284, 489047261), (6803, 20415908), (13606, 10207954), (27212, 5103977), (71887, 1932052), (143774, 966026), (287548, 483013)]