164019305

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{12421}}^1$

素因数の和:12584

約数の個数: 16

約数和(自身を含む): 208689600

約数和(自身を除く): 44670295

約数列:

[1, 5, 19, 95, 139, 695, 2641, 12421, 13205, 62105, 235999, 1179995, 1726519, 8632595, 32803861, 164019305]

約数ペア:

[(1, 164019305), (5, 32803861), (19, 8632595), (95, 1726519), (139, 1179995), (695, 235999), (2641, 62105), (12421, 13205)]