12777611

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 16920576

約数和(自身を除く): 4142965

約数列:

[1, 7, 11, 31, 53, 77, 101, 217, 341, 371, 583, 707, 1111, 1643, 2387, 3131, 4081, 5353, 7777, 11501, 18073, 21917, 34441, 37471, 58883, 126511, 165943, 241087, 412181, 1161601, 1825373, 12777611]

約数ペア:

[(1, 12777611), (7, 1825373), (11, 1161601), (31, 412181), (53, 241087), (77, 165943), (101, 126511), (217, 58883), (341, 37471), (371, 34441), (583, 21917), (707, 18073), (1111, 11501), (1643, 7777), (2387, 5353), (3131, 4081)]