7281009

素因数分解:

$3^5\times {\mathrm{19}}^2\times {\mathrm{83}}^1$

素因数の和:136

約数の個数: 36

約数和(自身を含む): 11649456

約数和(自身を除く): 4368447

約数列:

[1, 3, 9, 19, 27, 57, 81, 83, 171, 243, 249, 361, 513, 747, 1083, 1539, 1577, 2241, 3249, 4617, 4731, 6723, 9747, 14193, 20169, 29241, 29963, 42579, 87723, 89889, 127737, 269667, 383211, 809001, 2427003, 7281009]

約数ペア:

[(1, 7281009), (3, 2427003), (9, 809001), (19, 383211), (27, 269667), (57, 127737), (81, 89889), (83, 87723), (171, 42579), (243, 29963), (249, 29241), (361, 20169), (513, 14193), (747, 9747), (1083, 6723), (1539, 4731), (1577, 4617), (2241, 3249)]