28557361

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{5237}}^1$

素因数の和:5304

約数の個数: 16

約数和(自身を含む): 35199360

約数和(自身を除く): 6641999

約数列:

[1, 7, 19, 41, 133, 287, 779, 5237, 5453, 36659, 99503, 214717, 696521, 1503019, 4079623, 28557361]

約数ペア:

[(1, 28557361), (7, 4079623), (19, 1503019), (41, 696521), (133, 214717), (287, 99503), (779, 36659), (5237, 5453)]