8561427

素因数分解:

$3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{419}}^1$

素因数の和:575

約数の個数: 24

約数和(自身を含む): 13406400

約数和(自身を除く): 4844973

約数列:

[1, 3, 7, 21, 49, 139, 147, 417, 419, 973, 1257, 2919, 2933, 6811, 8799, 20433, 20531, 58241, 61593, 174723, 407687, 1223061, 2853809, 8561427]

約数ペア:

[(1, 8561427), (3, 2853809), (7, 1223061), (21, 407687), (49, 174723), (139, 61593), (147, 58241), (417, 20531), (419, 20433), (973, 8799), (1257, 6811), (2919, 2933)]