82125771

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 144506880

約数和(自身を除く): 62381109

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 71, 91, 133, 213, 223, 247, 273, 399, 497, 669, 741, 923, 1349, 1491, 1561, 1729, 2769, 2899, 4047, 4237, 4683, 5187, 6461, 8697, 9443, 12711, 15833, 17537, 19383, 20293, 28329, 29659, 47499, 52611, 55081, 60879, 88977, 110831, 122759, 165243, 205829, 300827, 332493, 368277, 385567, 617487, 902481, 1156701, 1440803, 2105789, 3910751, 4322409, 6317367, 11732253, 27375257, 82125771]

約数ペア:

[(1, 82125771), (3, 27375257), (7, 11732253), (13, 6317367), (19, 4322409), (21, 3910751), (39, 2105789), (57, 1440803), (71, 1156701), (91, 902481), (133, 617487), (213, 385567), (223, 368277), (247, 332493), (273, 300827), (399, 205829), (497, 165243), (669, 122759), (741, 110831), (923, 88977), (1349, 60879), (1491, 55081), (1561, 52611), (1729, 47499), (2769, 29659), (2899, 28329), (4047, 20293), (4237, 19383), (4683, 17537), (5187, 15833), (6461, 12711), (8697, 9443)]