4131729

素因数分解:

$3^5\times 7^2\times {\mathrm{347}}^1$

素因数の和:376

約数の個数: 36

約数和(自身を含む): 7220304

約数和(自身を除く): 3088575

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 347, 441, 567, 1041, 1323, 1701, 2429, 3123, 3969, 7287, 9369, 11907, 17003, 21861, 28107, 51009, 65583, 84321, 153027, 196749, 459081, 590247, 1377243, 4131729]

約数ペア:

[(1, 4131729), (3, 1377243), (7, 590247), (9, 459081), (21, 196749), (27, 153027), (49, 84321), (63, 65583), (81, 51009), (147, 28107), (189, 21861), (243, 17003), (347, 11907), (441, 9369), (567, 7287), (1041, 3969), (1323, 3123), (1701, 2429)]