29487321

素因数分解:

$3^7\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 45001600

約数和(自身を除く): 15514279

約数列:

[1, 3, 9, 27, 81, 97, 139, 243, 291, 417, 729, 873, 1251, 2187, 2619, 3753, 7857, 11259, 13483, 23571, 33777, 40449, 70713, 101331, 121347, 212139, 303993, 364041, 1092123, 3276369, 9829107, 29487321]

約数ペア:

[(1, 29487321), (3, 9829107), (9, 3276369), (27, 1092123), (81, 364041), (97, 303993), (139, 212139), (243, 121347), (291, 101331), (417, 70713), (729, 40449), (873, 33777), (1251, 23571), (2187, 13483), (2619, 11259), (3753, 7857)]