49173891

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 73006080

約数和(自身を除く): 23832189

約数列:

[1, 3, 13, 39, 47, 139, 141, 193, 417, 579, 611, 1807, 1833, 2509, 5421, 6533, 7527, 9071, 19599, 26827, 27213, 80481, 84929, 117923, 254787, 348751, 353769, 1046253, 1260869, 3782607, 16391297, 49173891]

約数ペア:

[(1, 49173891), (3, 16391297), (13, 3782607), (39, 1260869), (47, 1046253), (139, 353769), (141, 348751), (193, 254787), (417, 117923), (579, 84929), (611, 80481), (1807, 27213), (1833, 26827), (2509, 19599), (5421, 9071), (6533, 7527)]