71355573

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{821}}^1$

素因数の和:899

約数の個数: 40

約数和(自身を含む): 113386680

約数和(自身を除く): 42031107

約数列:

[1, 3, 9, 27, 29, 37, 81, 87, 111, 261, 333, 783, 821, 999, 1073, 2349, 2463, 2997, 3219, 7389, 9657, 22167, 23809, 28971, 30377, 66501, 71427, 86913, 91131, 214281, 273393, 642843, 820179, 880933, 1928529, 2460537, 2642799, 7928397, 23785191, 71355573]

約数ペア:

[(1, 71355573), (3, 23785191), (9, 7928397), (27, 2642799), (29, 2460537), (37, 1928529), (81, 880933), (87, 820179), (111, 642843), (261, 273393), (333, 214281), (783, 91131), (821, 86913), (999, 71427), (1073, 66501), (2349, 30377), (2463, 28971), (2997, 23809), (3219, 22167), (7389, 9657)]