40247488946

素因数分解:

$2^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{2900929}}^1$

素因数の和:2901929

約数の個数: 16

約数和(自身を含む): 69065341440

約数和(自身を除く): 28817852494

約数列:

[1, 2, 7, 14, 991, 1982, 6937, 13874, 2900929, 5801858, 20306503, 40613006, 2874820639, 5749641278, 20123744473, 40247488946]

約数ペア:

[(1, 40247488946), (2, 20123744473), (7, 5749641278), (14, 2874820639), (991, 40613006), (1982, 20306503), (6937, 5801858), (13874, 2900929)]