395280243

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{287059}}^1$

素因数の和:287088

約数の個数: 20

約数和(自身を含む): 625216680

約数和(自身を除く): 229936437

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 287059, 861177, 2583531, 4880003, 7750593, 14640009, 23251779, 43920027, 131760081, 395280243]

約数ペア:

[(1, 395280243), (3, 131760081), (9, 43920027), (17, 23251779), (27, 14640009), (51, 7750593), (81, 4880003), (153, 2583531), (459, 861177), (1377, 287059)]