81369904

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{66047}}^1$

素因数の和:66073

約数の個数: 40

約数和(自身を含む): 196558848

約数和(自身を除く): 115188944

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 66047, 132094, 264188, 462329, 528376, 726517, 924658, 1056752, 1453034, 1849316, 2906068, 3698632, 5085619, 5812136, 7397264, 10171238, 11624272, 20342476, 40684952, 81369904]

約数ペア:

[(1, 81369904), (2, 40684952), (4, 20342476), (7, 11624272), (8, 10171238), (11, 7397264), (14, 5812136), (16, 5085619), (22, 3698632), (28, 2906068), (44, 1849316), (56, 1453034), (77, 1056752), (88, 924658), (112, 726517), (154, 528376), (176, 462329), (308, 264188), (616, 132094), (1232, 66047)]