7971381

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1103}}^1$

素因数の和:1193

約数の個数: 24

約数和(自身を含む): 12744576

約数和(自身を除く): 4773195

約数列:

[1, 3, 9, 11, 33, 73, 99, 219, 657, 803, 1103, 2409, 3309, 7227, 9927, 12133, 36399, 80519, 109197, 241557, 724671, 885709, 2657127, 7971381]

約数ペア:

[(1, 7971381), (3, 2657127), (9, 885709), (11, 724671), (33, 241557), (73, 109197), (99, 80519), (219, 36399), (657, 12133), (803, 9927), (1103, 7227), (2409, 3309)]