348799689

素因数分解:

$3^4\times 7^2\times {\mathrm{87881}}^1$

素因数の和:87907

約数の個数: 30

約数和(自身を含む): 606122154

約数和(自身を除く): 257322465

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 87881, 263643, 615167, 790929, 1845501, 2372787, 4306169, 5536503, 7118361, 12918507, 16609509, 38755521, 49828527, 116266563, 348799689]

約数ペア:

[(1, 348799689), (3, 116266563), (7, 49828527), (9, 38755521), (21, 16609509), (27, 12918507), (49, 7118361), (63, 5536503), (81, 4306169), (147, 2372787), (189, 1845501), (441, 790929), (567, 615167), (1323, 263643), (3969, 87881)]