399610436

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{34319}}^1$

素因数の和:34435

約数の個数: 24

約数和(自身を含む): 726485760

約数和(自身を除く): 326875324

約数列:

[1, 2, 4, 41, 71, 82, 142, 164, 284, 2911, 5822, 11644, 34319, 68638, 137276, 1407079, 2436649, 2814158, 4873298, 5628316, 9746596, 99902609, 199805218, 399610436]

約数ペア:

[(1, 399610436), (2, 199805218), (4, 99902609), (41, 9746596), (71, 5628316), (82, 4873298), (142, 2814158), (164, 2436649), (284, 1407079), (2911, 137276), (5822, 68638), (11644, 34319)]