40398043

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{2557}}^1$

素因数の和:2662

約数の個数: 16

約数和(自身を含む): 48213184

約数和(自身を除く): 7815141

約数列:

[1, 7, 37, 61, 259, 427, 2257, 2557, 15799, 17899, 94609, 155977, 662263, 1091839, 5771149, 40398043]

約数ペア:

[(1, 40398043), (7, 5771149), (37, 1091839), (61, 662263), (259, 155977), (427, 94609), (2257, 17899), (2557, 15799)]