91318311

素因数分解:

$3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{3907}}^1$

素因数の和:3980

約数の個数: 36

約数和(自身を含む): 156374712

約数和(自身を除く): 65056401

約数列:

[1, 3, 7, 9, 21, 49, 53, 63, 147, 159, 371, 441, 477, 1113, 2597, 3339, 3907, 7791, 11721, 23373, 27349, 35163, 82047, 191443, 207071, 246141, 574329, 621213, 1449497, 1722987, 1863639, 4348491, 10146479, 13045473, 30439437, 91318311]

約数ペア:

[(1, 91318311), (3, 30439437), (7, 13045473), (9, 10146479), (21, 4348491), (49, 1863639), (53, 1722987), (63, 1449497), (147, 621213), (159, 574329), (371, 246141), (441, 207071), (477, 191443), (1113, 82047), (2597, 35163), (3339, 27349), (3907, 23373), (7791, 11721)]