28091266

素因数分解:

$2^1\times 7^1\times {\mathrm{1181}}^1\times {\mathrm{1699}}^1$

素因数の和:2889

約数の個数: 16

約数和(自身を含む): 48225600

約数和(自身を除く): 20134334

約数列:

[1, 2, 7, 14, 1181, 1699, 2362, 3398, 8267, 11893, 16534, 23786, 2006519, 4013038, 14045633, 28091266]

約数ペア:

[(1, 28091266), (2, 14045633), (7, 4013038), (14, 2006519), (1181, 23786), (1699, 16534), (2362, 11893), (3398, 8267)]