140873999

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{15809}}^1$

素因数の和:15902

約数の個数: 16

約数和(自身を含む): 172012800

約数和(自身を除く): 31138801

約数列:

[1, 7, 19, 67, 133, 469, 1273, 8911, 15809, 110663, 300371, 1059203, 2102597, 7414421, 20124857, 140873999]

約数ペア:

[(1, 140873999), (7, 20124857), (19, 7414421), (67, 2102597), (133, 1059203), (469, 300371), (1273, 110663), (8911, 15809)]