153911421

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{111773}}^1$

素因数の和:111802

約数の個数: 20

約数和(自身を含む): 243443772

約数和(自身を除く): 89532351

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 111773, 335319, 1005957, 1900141, 3017871, 5700423, 9053613, 17101269, 51303807, 153911421]

約数ペア:

[(1, 153911421), (3, 51303807), (9, 17101269), (17, 9053613), (27, 5700423), (51, 3017871), (81, 1900141), (153, 1005957), (459, 335319), (1377, 111773)]