28980453

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^2\times {\mathrm{181}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 41685280

約数和(自身を除く): 12704827

約数列:

[1, 3, 19, 53, 57, 159, 181, 543, 1007, 2809, 3021, 3439, 8427, 9593, 10317, 28779, 53371, 160113, 182267, 508429, 546801, 1525287, 9660151, 28980453]

約数ペア:

[(1, 28980453), (3, 9660151), (19, 1525287), (53, 546801), (57, 508429), (159, 182267), (181, 160113), (543, 53371), (1007, 28779), (2809, 10317), (3021, 9593), (3439, 8427)]