2687391

素因数分解:

$3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{241}}^1$

素因数の和:316

約数の個数: 32

約数和(自身を含む): 4646400

約数和(自身を除く): 1959009

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 177, 189, 241, 413, 531, 723, 1239, 1593, 1687, 2169, 3717, 5061, 6507, 11151, 14219, 15183, 42657, 45549, 99533, 127971, 298599, 383913, 895797, 2687391]

約数ペア:

[(1, 2687391), (3, 895797), (7, 383913), (9, 298599), (21, 127971), (27, 99533), (59, 45549), (63, 42657), (177, 15183), (189, 14219), (241, 11151), (413, 6507), (531, 5061), (723, 3717), (1239, 2169), (1593, 1687)]