420647555

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{16339}}^1$

素因数の和:16634

約数の個数: 16

約数和(自身を含む): 533337600

約数和(自身を除く): 112690045

約数列:

[1, 5, 19, 95, 271, 1355, 5149, 16339, 25745, 81695, 310441, 1552205, 4427869, 22139345, 84129511, 420647555]

約数ペア:

[(1, 420647555), (5, 84129511), (19, 22139345), (95, 4427869), (271, 1552205), (1355, 310441), (5149, 81695), (16339, 25745)]