28360365

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{171881}}^1$

素因数の和:171900

約数の個数: 16

約数和(自身を含む): 49502016

約数和(自身を除く): 21141651

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 171881, 515643, 859405, 1890691, 2578215, 5672073, 9453455, 28360365]

約数ペア:

[(1, 28360365), (3, 9453455), (5, 5672073), (11, 2578215), (15, 1890691), (33, 859405), (55, 515643), (165, 171881)]