28213276

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{77509}}^1$

素因数の和:77533

約数の個数: 24

約数和(自身を含む): 60767840

約数和(自身を除く): 32554564

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 77509, 155018, 310036, 542563, 1007617, 1085126, 2015234, 2170252, 4030468, 7053319, 14106638, 28213276]

約数ペア:

[(1, 28213276), (2, 14106638), (4, 7053319), (7, 4030468), (13, 2170252), (14, 2015234), (26, 1085126), (28, 1007617), (52, 542563), (91, 310036), (182, 155018), (364, 77509)]