71796123

素因数分解:

$3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{2293}}^1$

素因数の和:2384

約数の個数: 36

約数和(自身を含む): 122389488

約数和(自身を除く): 50593365

約数列:

[1, 3, 7, 9, 21, 49, 63, 71, 147, 213, 441, 497, 639, 1491, 2293, 3479, 4473, 6879, 10437, 16051, 20637, 31311, 48153, 112357, 144459, 162803, 337071, 488409, 1011213, 1139621, 1465227, 3418863, 7977347, 10256589, 23932041, 71796123]

約数ペア:

[(1, 71796123), (3, 23932041), (7, 10256589), (9, 7977347), (21, 3418863), (49, 1465227), (63, 1139621), (71, 1011213), (147, 488409), (213, 337071), (441, 162803), (497, 144459), (639, 112357), (1491, 48153), (2293, 31311), (3479, 20637), (4473, 16051), (6879, 10437)]