642950231

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1667}}^1\times {\mathrm{5009}}^1$

素因数の和:6694

約数の個数: 16

約数和(自身を含む): 802241280

約数和(自身を除く): 159291049

約数列:

[1, 7, 11, 77, 1667, 5009, 11669, 18337, 35063, 55099, 128359, 385693, 8350003, 58450021, 91850033, 642950231]

約数ペア:

[(1, 642950231), (7, 91850033), (11, 58450021), (77, 8350003), (1667, 385693), (5009, 128359), (11669, 55099), (18337, 35063)]