179980749

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{80963}}^1$

素因数の和:81001

約数の個数: 24

約数和(自身を含む): 294708960

約数和(自身を除く): 114728211

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 80963, 242889, 728667, 1052519, 1538297, 3157557, 4614891, 9472671, 13844673, 19997861, 59993583, 179980749]

約数ペア:

[(1, 179980749), (3, 59993583), (9, 19997861), (13, 13844673), (19, 9472671), (39, 4614891), (57, 3157557), (117, 1538297), (171, 1052519), (247, 728667), (741, 242889), (2223, 80963)]