2898405

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2221}}^1$

素因数の和:2261

約数の個数: 24

約数和(自身を含む): 5199480

約数和(自身を除く): 2301075

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 2221, 6663, 11105, 19989, 33315, 64409, 99945, 193227, 322045, 579681, 966135, 2898405]

約数ペア:

[(1, 2898405), (3, 966135), (5, 579681), (9, 322045), (15, 193227), (29, 99945), (45, 64409), (87, 33315), (145, 19989), (261, 11105), (435, 6663), (1305, 2221)]