91270221

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{2053}}^1$

素因数の和:2165

約数の個数: 32

約数和(自身を含む): 145916160

約数和(自身を除く): 54645939

約数列:

[1, 3, 7, 21, 29, 73, 87, 203, 219, 511, 609, 1533, 2053, 2117, 6159, 6351, 14371, 14819, 43113, 44457, 59537, 149869, 178611, 416759, 449607, 1049083, 1250277, 3147249, 4346201, 13038603, 30423407, 91270221]

約数ペア:

[(1, 91270221), (3, 30423407), (7, 13038603), (21, 4346201), (29, 3147249), (73, 1250277), (87, 1049083), (203, 449607), (219, 416759), (511, 178611), (609, 149869), (1533, 59537), (2053, 44457), (2117, 43113), (6159, 14819), (6351, 14371)]