90270459

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{13721}}^1$

素因数の和:13787

約数の個数: 24

約数和(自身を含む): 141281712

約数和(自身を除く): 51011253

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 2193, 6579, 13721, 41163, 123489, 233257, 590003, 699771, 1770009, 2099313, 5310027, 10030051, 30090153, 90270459]

約数ペア:

[(1, 90270459), (3, 30090153), (9, 10030051), (17, 5310027), (43, 2099313), (51, 1770009), (129, 699771), (153, 590003), (387, 233257), (731, 123489), (2193, 41163), (6579, 13721)]