71661538

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{25759}}^1$

素因数の和:25881

約数の個数: 16

約数和(自身を含む): 116847360

約数和(自身を除く): 45185822

約数列:

[1, 2, 13, 26, 107, 214, 1391, 2782, 25759, 51518, 334867, 669734, 2756213, 5512426, 35830769, 71661538]

約数ペア:

[(1, 71661538), (2, 35830769), (13, 5512426), (26, 2756213), (107, 669734), (214, 334867), (1391, 51518), (2782, 25759)]