388628847

素因数分解:

$3^4\times {\mathrm{719}}^1\times {\mathrm{6673}}^1$

素因数の和:7404

約数の個数: 20

約数和(自身を含む): 581438880

約数和(自身を除く): 192810033

約数列:

[1, 3, 9, 27, 81, 719, 2157, 6471, 6673, 19413, 20019, 58239, 60057, 180171, 540513, 4797887, 14393661, 43180983, 129542949, 388628847]

約数ペア:

[(1, 388628847), (3, 129542949), (9, 43180983), (27, 14393661), (81, 4797887), (719, 540513), (2157, 180171), (6471, 60057), (6673, 58239), (19413, 20019)]