2947413

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:201

約数の個数: 32

約数和(自身を含む): 4838400

約数和(自身を除く): 1890987

約数列:

[1, 3, 7, 19, 21, 57, 83, 89, 133, 249, 267, 399, 581, 623, 1577, 1691, 1743, 1869, 4731, 5073, 7387, 11039, 11837, 22161, 33117, 35511, 51709, 140353, 155127, 421059, 982471, 2947413]

約数ペア:

[(1, 2947413), (3, 982471), (7, 421059), (19, 155127), (21, 140353), (57, 51709), (83, 35511), (89, 33117), (133, 22161), (249, 11837), (267, 11039), (399, 7387), (581, 5073), (623, 4731), (1577, 1869), (1691, 1743)]