28219982

素因数分解:

$2^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{1327}}^1$

素因数の和:1381

約数の個数: 32

約数和(自身を含む): 50995200

約数和(自身を除く): 22775218

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 343, 434, 686, 1327, 1519, 2654, 3038, 9289, 10633, 18578, 21266, 41137, 65023, 82274, 130046, 287959, 455161, 575918, 910322, 2015713, 4031426, 14109991, 28219982]

約数ペア:

[(1, 28219982), (2, 14109991), (7, 4031426), (14, 2015713), (31, 910322), (49, 575918), (62, 455161), (98, 287959), (217, 130046), (343, 82274), (434, 65023), (686, 41137), (1327, 21266), (1519, 18578), (2654, 10633), (3038, 9289)]