39929953

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:413

約数の個数: 24

約数和(自身を含む): 48620544

約数和(自身を除く): 8690591

約数列:

[1, 7, 31, 49, 97, 217, 271, 679, 1519, 1897, 3007, 4753, 8401, 13279, 21049, 26287, 58807, 147343, 184009, 411649, 814897, 1288063, 5704279, 39929953]

約数ペア:

[(1, 39929953), (7, 5704279), (31, 1288063), (49, 814897), (97, 411649), (217, 184009), (271, 147343), (679, 58807), (1519, 26287), (1897, 21049), (3007, 13279), (4753, 8401)]