870901993

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{479}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 1049932800

約数和(自身を除く): 179030807

約数列:

[1, 13, 17, 19, 221, 247, 323, 433, 479, 4199, 5629, 6227, 7361, 8143, 8227, 9101, 95693, 105859, 106951, 118313, 139859, 154717, 207407, 1818167, 2011321, 2696291, 3525919, 3940733, 45836947, 51229529, 66992461, 870901993]

約数ペア:

[(1, 870901993), (13, 66992461), (17, 51229529), (19, 45836947), (221, 3940733), (247, 3525919), (323, 2696291), (433, 2011321), (479, 1818167), (4199, 207407), (5629, 154717), (6227, 139859), (7361, 118313), (8143, 106951), (8227, 105859), (9101, 95693)]