641235906

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{516293}}^1$

素因数の和:516327

約数の個数: 32

約数和(自身を含む): 1486926720

約数和(自身を除く): 845690814

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 516293, 1032586, 1548879, 3097758, 4646637, 9293274, 11874739, 13939911, 23749478, 27879822, 35624217, 71248434, 106872651, 213745302, 320617953, 641235906]

約数ペア:

[(1, 641235906), (2, 320617953), (3, 213745302), (6, 106872651), (9, 71248434), (18, 35624217), (23, 27879822), (27, 23749478), (46, 13939911), (54, 11874739), (69, 9293274), (138, 4646637), (207, 3097758), (414, 1548879), (621, 1032586), (1242, 516293)]