2007966961

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{19861}}^1$

素因数の和:19993

約数の個数: 32

約数和(自身を含む): 2722841856

約数和(自身を除く): 714874895

約数列:

[1, 7, 11, 13, 77, 91, 101, 143, 707, 1001, 1111, 1313, 7777, 9191, 14443, 19861, 101101, 139027, 218471, 258193, 1529297, 1807351, 2005961, 2840123, 14041727, 19880861, 22065571, 26077493, 154458997, 182542451, 286852423, 2007966961]

約数ペア:

[(1, 2007966961), (7, 286852423), (11, 182542451), (13, 154458997), (77, 26077493), (91, 22065571), (101, 19880861), (143, 14041727), (707, 2840123), (1001, 2005961), (1111, 1807351), (1313, 1529297), (7777, 258193), (9191, 218471), (14443, 139027), (19861, 101101)]