28368855

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{4231}}^1$

素因数の和:4391

約数の個数: 24

約数和(自身を含む): 49514400

約数和(自身を除く): 21145545

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 745, 1341, 2235, 4231, 6705, 12693, 21155, 38079, 63465, 190395, 630419, 1891257, 3152095, 5673771, 9456285, 28368855]

約数ペア:

[(1, 28368855), (3, 9456285), (5, 5673771), (9, 3152095), (15, 1891257), (45, 630419), (149, 190395), (447, 63465), (745, 38079), (1341, 21155), (2235, 12693), (4231, 6705)]