291727359

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{140321}}^1$

素因数の和:140348

約数の個数: 32

約数和(自身を含む): 538836480

約数和(自身を除く): 247109121

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 140321, 420963, 982247, 1262889, 1543531, 2946741, 3788667, 4630593, 8840223, 10804717, 13891779, 26520669, 32414151, 41675337, 97242453, 291727359]

約数ペア:

[(1, 291727359), (3, 97242453), (7, 41675337), (9, 32414151), (11, 26520669), (21, 13891779), (27, 10804717), (33, 8840223), (63, 4630593), (77, 3788667), (99, 2946741), (189, 1543531), (231, 1262889), (297, 982247), (693, 420963), (2079, 140321)]