405429448

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{5477}}^1$

素因数の和:5989

約数の個数: 32

約数和(自身を含む): 801979200

約数和(自身を除く): 396549752

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 487, 974, 1948, 3896, 5477, 9253, 10954, 18506, 21908, 37012, 43816, 74024, 104063, 208126, 416252, 832504, 2667299, 5334598, 10669196, 21338392, 50678681, 101357362, 202714724, 405429448]

約数ペア:

[(1, 405429448), (2, 202714724), (4, 101357362), (8, 50678681), (19, 21338392), (38, 10669196), (76, 5334598), (152, 2667299), (487, 832504), (974, 416252), (1948, 208126), (3896, 104063), (5477, 74024), (9253, 43816), (10954, 37012), (18506, 21908)]