28684586

素因数分解:

$2^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{13751}}^1$

素因数の和:13909

約数の個数: 16

約数和(自身を含む): 49507200

約数和(自身を除く): 20822614

約数列:

[1, 2, 7, 14, 149, 298, 1043, 2086, 13751, 27502, 96257, 192514, 2048899, 4097798, 14342293, 28684586]

約数ペア:

[(1, 28684586), (2, 14342293), (7, 4097798), (14, 2048899), (149, 192514), (298, 96257), (1043, 27502), (2086, 13751)]