30820095

素因数分解:

$3^4\times 5^1\times {\mathrm{76099}}^1$

素因数の和:76116

約数の個数: 20

約数和(自身を含む): 55248600

約数和(自身を除く): 24428505

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 76099, 228297, 380495, 684891, 1141485, 2054673, 3424455, 6164019, 10273365, 30820095]

約数ペア:

[(1, 30820095), (3, 10273365), (5, 6164019), (9, 3424455), (15, 2054673), (27, 1141485), (45, 684891), (81, 380495), (135, 228297), (405, 76099)]