28771078

素因数分解:

$2^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{4639}}^1$

素因数の和:5091

約数の個数: 16

約数和(自身を含む): 49443840

約数和(自身を除く): 20672762

約数列:

[1, 2, 7, 14, 443, 886, 3101, 4639, 6202, 9278, 32473, 64946, 2055077, 4110154, 14385539, 28771078]

約数ペア:

[(1, 28771078), (2, 14385539), (7, 4110154), (14, 2055077), (443, 64946), (886, 32473), (3101, 9278), (4639, 6202)]