153900243

素因数分解:

$3^4\times 7^1\times {\mathrm{271429}}^1$

素因数の和:271448

約数の個数: 20

約数和(自身を含む): 262744240

約数和(自身を除く): 108843997

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 271429, 814287, 1900003, 2442861, 5700009, 7328583, 17100027, 21985749, 51300081, 153900243]

約数ペア:

[(1, 153900243), (3, 51300081), (7, 21985749), (9, 17100027), (21, 7328583), (27, 5700009), (63, 2442861), (81, 1900003), (189, 814287), (567, 271429)]