123142021

素因数分解:

${\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1889}}^1$

素因数の和:2028

約数の個数: 16

約数和(自身を含む): 134265600

約数和(自身を除く): 11123579

約数列:

[1, 19, 47, 73, 893, 1387, 1889, 3431, 35891, 65189, 88783, 137897, 1686877, 2620043, 6481159, 123142021]

約数ペア:

[(1, 123142021), (19, 6481159), (47, 2620043), (73, 1686877), (893, 137897), (1387, 88783), (1889, 65189), (3431, 35891)]