505791

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:164

約数の個数: 32

約数和(自身を含む): 887040

約数和(自身を除く): 381249

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 131, 143, 297, 351, 393, 429, 1179, 1287, 1441, 1703, 3537, 3861, 4323, 5109, 12969, 15327, 18733, 38907, 45981, 56199, 168597, 505791]

約数ペア:

[(1, 505791), (3, 168597), (9, 56199), (11, 45981), (13, 38907), (27, 18733), (33, 15327), (39, 12969), (99, 5109), (117, 4323), (131, 3861), (143, 3537), (297, 1703), (351, 1441), (393, 1287), (429, 1179)]