289343888

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{441073}}^1$

素因数の和:441122

約数の個数: 20

約数和(自身を含む): 574278348

約数和(自身を除く): 284934460

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 441073, 882146, 1764292, 3528584, 7057168, 18083993, 36167986, 72335972, 144671944, 289343888]

約数ペア:

[(1, 289343888), (2, 144671944), (4, 72335972), (8, 36167986), (16, 18083993), (41, 7057168), (82, 3528584), (164, 1764292), (328, 882146), (656, 441073)]