1288387009

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1277}}^1\times {\mathrm{11087}}^1$

素因数の和:12384

約数の個数: 16

約数和(自身を含む): 1587091968

約数和(自身を除く): 298704959

約数列:

[1, 7, 13, 91, 1277, 8939, 11087, 16601, 77609, 116207, 144131, 1008917, 14158099, 99106693, 184055287, 1288387009]

約数ペア:

[(1, 1288387009), (7, 184055287), (13, 99106693), (91, 14158099), (1277, 1008917), (8939, 144131), (11087, 116207), (16601, 77609)]