127980965

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{2671}}^1$

素因数の和:2757

約数の個数: 24

約数和(自身を含む): 180456192

約数和(自身を除く): 52475227

約数列:

[1, 5, 7, 35, 37, 185, 259, 1295, 1369, 2671, 6845, 9583, 13355, 18697, 47915, 93485, 98827, 494135, 691789, 3458945, 3656599, 18282995, 25596193, 127980965]

約数ペア:

[(1, 127980965), (5, 25596193), (7, 18282995), (35, 3656599), (37, 3458945), (185, 691789), (259, 494135), (1295, 98827), (1369, 93485), (2671, 47915), (6845, 18697), (9583, 13355)]