28944855

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20749}}^1$

素因数の和:20791

約数の個数: 24

約数和(自身を含む): 51792000

約数和(自身を除く): 22847145

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 20749, 62247, 103745, 186741, 311235, 643219, 933705, 1929657, 3216095, 5788971, 9648285, 28944855]

約数ペア:

[(1, 28944855), (3, 9648285), (5, 5788971), (9, 3216095), (15, 1929657), (31, 933705), (45, 643219), (93, 311235), (155, 186741), (279, 103745), (465, 62247), (1395, 20749)]