29985219

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2179}}^1$

素因数の和:2335

約数の個数: 24

約数和(自身を含む): 47611200

約数和(自身を除く): 17625981

約数列:

[1, 3, 9, 11, 33, 99, 139, 417, 1251, 1529, 2179, 4587, 6537, 13761, 19611, 23969, 71907, 215721, 302881, 908643, 2725929, 3331691, 9995073, 29985219]

約数ペア:

[(1, 29985219), (3, 9995073), (9, 3331691), (11, 2725929), (33, 908643), (99, 302881), (139, 215721), (417, 71907), (1251, 23969), (1529, 19611), (2179, 13761), (4587, 6537)]