28697662

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{14747}}^1$

素因数の和:14895

約数の個数: 16

約数和(自身を含む): 49553280

約数和(自身を除く): 20855618

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 14747, 29494, 103229, 206458, 2049833, 4099666, 14348831, 28697662]

約数ペア:

[(1, 28697662), (2, 14348831), (7, 4099666), (14, 2049833), (139, 206458), (278, 103229), (973, 29494), (1946, 14747)]