39637857

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2423}}^1$

素因数の和:2493

約数の個数: 32

約数和(自身を含む): 65157120

約数和(自身を除く): 25519263

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 779, 861, 2337, 2423, 5453, 7269, 16359, 16961, 46037, 50883, 99343, 138111, 298029, 322259, 695401, 966777, 1887517, 2086203, 5662551, 13212619, 39637857]

約数ペア:

[(1, 39637857), (3, 13212619), (7, 5662551), (19, 2086203), (21, 1887517), (41, 966777), (57, 695401), (123, 322259), (133, 298029), (287, 138111), (399, 99343), (779, 50883), (861, 46037), (2337, 16961), (2423, 16359), (5453, 7269)]