28942893

素因数分解:

$3^3\times 7^1\times {\mathrm{153137}}^1$

素因数の和:153153

約数の個数: 16

約数和(自身を含む): 49004160

約数和(自身を除く): 20061267

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 153137, 459411, 1071959, 1378233, 3215877, 4134699, 9647631, 28942893]

約数ペア:

[(1, 28942893), (3, 9647631), (7, 4134699), (9, 3215877), (21, 1378233), (27, 1071959), (63, 459411), (189, 153137)]