3965918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2539}}^1$

素因数の和:2623

約数の個数: 16

約数和(自身を含む): 6583680

約数和(自身を除く): 2617762

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 2539, 5078, 27929, 55858, 180269, 360538, 1982959, 3965918]

約数ペア:

[(1, 3965918), (2, 1982959), (11, 360538), (22, 180269), (71, 55858), (142, 27929), (781, 5078), (1562, 2539)]