280973367

素因数分解:

$3^6\times {\mathrm{31}}^1\times {\mathrm{12433}}^1$

素因数の和:12482

約数の個数: 28

約数和(自身を含む): 434891584

約数和(自身を除く): 153918217

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 729, 837, 2511, 7533, 12433, 22599, 37299, 111897, 335691, 385423, 1007073, 1156269, 3021219, 3468807, 9063657, 10406421, 31219263, 93657789, 280973367]

約数ペア:

[(1, 280973367), (3, 93657789), (9, 31219263), (27, 10406421), (31, 9063657), (81, 3468807), (93, 3021219), (243, 1156269), (279, 1007073), (729, 385423), (837, 335691), (2511, 111897), (7533, 37299), (12433, 22599)]