123420921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{137593}}^1$

素因数の和:137632

約数の個数: 16

約数和(自身を含む): 184926336

約数和(自身を除く): 61505415

約数列:

[1, 3, 13, 23, 39, 69, 299, 897, 137593, 412779, 1788709, 3164639, 5366127, 9493917, 41140307, 123420921]

約数ペア:

[(1, 123420921), (3, 41140307), (13, 9493917), (23, 5366127), (39, 3164639), (69, 1788709), (299, 412779), (897, 137593)]