258976494

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{685123}}^1$

素因数の和:685141

約数の個数: 32

約数和(自身を含む): 657719040

約数和(自身を除く): 398742546

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 685123, 1370246, 2055369, 4110738, 4795861, 6166107, 9591722, 12332214, 14387583, 18498321, 28775166, 36996642, 43162749, 86325498, 129488247, 258976494]

約数ペア:

[(1, 258976494), (2, 129488247), (3, 86325498), (6, 43162749), (7, 36996642), (9, 28775166), (14, 18498321), (18, 14387583), (21, 12332214), (27, 9591722), (42, 6166107), (54, 4795861), (63, 4110738), (126, 2055369), (189, 1370246), (378, 685123)]