28387890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{315421}}^1$

素因数の和:315434

約数の個数: 24

約数和(自身を含む): 73808748

約数和(自身を除く): 45420858

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 315421, 630842, 946263, 1577105, 1892526, 2838789, 3154210, 4731315, 5677578, 9462630, 14193945, 28387890]

約数ペア:

[(1, 28387890), (2, 14193945), (3, 9462630), (5, 5677578), (6, 4731315), (9, 3154210), (10, 2838789), (15, 1892526), (18, 1577105), (30, 946263), (45, 630842), (90, 315421)]