1491291

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:70

約数の個数: 36

約数和(自身を含む): 2496312

約数和(自身を除く): 1005021

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 81, 153, 171, 243, 323, 361, 459, 513, 969, 1083, 1377, 1539, 2907, 3249, 4131, 4617, 6137, 8721, 9747, 18411, 26163, 29241, 55233, 78489, 87723, 165699, 497097, 1491291]

約数ペア:

[(1, 1491291), (3, 497097), (9, 165699), (17, 87723), (19, 78489), (27, 55233), (51, 29241), (57, 26163), (81, 18411), (153, 9747), (171, 8721), (243, 6137), (323, 4617), (361, 4131), (459, 3249), (513, 2907), (969, 1539), (1083, 1377)]