28304472

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{509}}^1$

素因数の和:856

約数の個数: 64

約数和(自身を含む): 81273600

約数和(自身を除く): 52969128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 331, 509, 662, 993, 1018, 1324, 1527, 1986, 2036, 2317, 2648, 3054, 3563, 3972, 4072, 4634, 6108, 6951, 7126, 7944, 9268, 10689, 12216, 13902, 14252, 18536, 21378, 27804, 28504, 42756, 55608, 85512, 168479, 336958, 505437, 673916, 1010874, 1179353, 1347832, 2021748, 2358706, 3538059, 4043496, 4717412, 7076118, 9434824, 14152236, 28304472]

約数ペア:

[(1, 28304472), (2, 14152236), (3, 9434824), (4, 7076118), (6, 4717412), (7, 4043496), (8, 3538059), (12, 2358706), (14, 2021748), (21, 1347832), (24, 1179353), (28, 1010874), (42, 673916), (56, 505437), (84, 336958), (168, 168479), (331, 85512), (509, 55608), (662, 42756), (993, 28504), (1018, 27804), (1324, 21378), (1527, 18536), (1986, 14252), (2036, 13902), (2317, 12216), (2648, 10689), (3054, 9268), (3563, 7944), (3972, 7126), (4072, 6951), (4634, 6108)]