1069281

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:362

約数の個数: 20

約数和(自身を含む): 1639792

約数和(自身を除く): 570511

約数列:

[1, 3, 9, 27, 43, 81, 129, 307, 387, 921, 1161, 2763, 3483, 8289, 13201, 24867, 39603, 118809, 356427, 1069281]

約数ペア:

[(1, 1069281), (3, 356427), (9, 118809), (27, 39603), (43, 24867), (81, 13201), (129, 8289), (307, 3483), (387, 2763), (921, 1161)]