1898324799

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{9719}}^1$

素因数の和:9931

約数の個数: 32

約数和(自身を含む): 2956124160

約数和(自身を除く): 1057799361

約数列:

[1, 3, 7, 21, 71, 131, 213, 393, 497, 917, 1491, 2751, 9301, 9719, 27903, 29157, 65107, 68033, 195321, 204099, 690049, 1273189, 2070147, 3819567, 4830343, 8912323, 14491029, 26736969, 90396419, 271189257, 632774933, 1898324799]

約数ペア:

[(1, 1898324799), (3, 632774933), (7, 271189257), (21, 90396419), (71, 26736969), (131, 14491029), (213, 8912323), (393, 4830343), (497, 3819567), (917, 2070147), (1491, 1273189), (2751, 690049), (9301, 204099), (9719, 195321), (27903, 68033), (29157, 65107)]