4215128

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 8255520

約数和(自身を除く): 4040392

約数列:

[1, 2, 4, 8, 41, 71, 82, 142, 164, 181, 284, 328, 362, 568, 724, 1448, 2911, 5822, 7421, 11644, 12851, 14842, 23288, 25702, 29684, 51404, 59368, 102808, 526891, 1053782, 2107564, 4215128]

約数ペア:

[(1, 4215128), (2, 2107564), (4, 1053782), (8, 526891), (41, 102808), (71, 59368), (82, 51404), (142, 29684), (164, 25702), (181, 23288), (284, 14842), (328, 12851), (362, 11644), (568, 7421), (724, 5822), (1448, 2911)]