71636509

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{1321}}^1$

素因数の和:1516

約数の個数: 16

約数和(自身を含む): 83931136

約数和(自身を除く): 12294627

約数列:

[1, 7, 61, 127, 427, 889, 1321, 7747, 9247, 54229, 80581, 167767, 564067, 1174369, 10233787, 71636509]

約数ペア:

[(1, 71636509), (7, 10233787), (61, 1174369), (127, 564067), (427, 167767), (889, 80581), (1321, 54229), (7747, 9247)]