70225519

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{20857}}^1$

素因数の和:20914

約数の個数: 16

約数和(自身を含む): 88771648

約数和(自身を除く): 18546129

約数列:

[1, 7, 13, 37, 91, 259, 481, 3367, 20857, 145999, 271141, 771709, 1897987, 5401963, 10032217, 70225519]

約数ペア:

[(1, 70225519), (7, 10032217), (13, 5401963), (37, 1897987), (91, 771709), (259, 271141), (481, 145999), (3367, 20857)]