28779858

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:671

約数の個数: 48

約数和(自身を含む): 64970880

約数和(自身を除く): 36191022

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 79, 111, 158, 222, 237, 333, 474, 547, 666, 711, 1094, 1422, 1641, 2923, 3282, 4923, 5846, 8769, 9846, 17538, 20239, 26307, 40478, 43213, 52614, 60717, 86426, 121434, 129639, 182151, 259278, 364302, 388917, 777834, 1598881, 3197762, 4796643, 9593286, 14389929, 28779858]

約数ペア:

[(1, 28779858), (2, 14389929), (3, 9593286), (6, 4796643), (9, 3197762), (18, 1598881), (37, 777834), (74, 388917), (79, 364302), (111, 259278), (158, 182151), (222, 129639), (237, 121434), (333, 86426), (474, 60717), (547, 52614), (666, 43213), (711, 40478), (1094, 26307), (1422, 20239), (1641, 17538), (2923, 9846), (3282, 8769), (4923, 5846)]