28739121

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{11257}}^1$

素因数の和:11320

約数の個数: 16

約数和(自身を含む): 41069184

約数和(自身を除く): 12330063

約数列:

[1, 3, 23, 37, 69, 111, 851, 2553, 11257, 33771, 258911, 416509, 776733, 1249527, 9579707, 28739121]

約数ペア:

[(1, 28739121), (3, 9579707), (23, 1249527), (37, 776733), (69, 416509), (111, 258911), (851, 33771), (2553, 11257)]