28910091

素因数分解:

$3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{3539}}^1$

素因数の和:3938

約数の個数: 16

約数和(自身を含む): 44179200

約数和(自身を除く): 15269109

約数列:

[1, 3, 7, 21, 389, 1167, 2723, 3539, 8169, 10617, 24773, 74319, 1376671, 4130013, 9636697, 28910091]

約数ペア:

[(1, 28910091), (3, 9636697), (7, 4130013), (21, 1376671), (389, 74319), (1167, 24773), (2723, 10617), (3539, 8169)]