81781254

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{267259}}^1$

素因数の和:267284

約数の個数: 24

約数和(自身を含む): 187616520

約数和(自身を除く): 105835266

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 267259, 534518, 801777, 1603554, 2405331, 4543403, 4810662, 9086806, 13630209, 27260418, 40890627, 81781254]

約数ペア:

[(1, 81781254), (2, 40890627), (3, 27260418), (6, 13630209), (9, 9086806), (17, 4810662), (18, 4543403), (34, 2405331), (51, 1603554), (102, 801777), (153, 534518), (306, 267259)]