12784758

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{433}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 31664640

約数和(自身を除く): 18879882

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 37, 38, 42, 57, 74, 111, 114, 133, 222, 259, 266, 399, 433, 518, 703, 777, 798, 866, 1299, 1406, 1554, 2109, 2598, 3031, 4218, 4921, 6062, 8227, 9093, 9842, 14763, 16021, 16454, 18186, 24681, 29526, 32042, 48063, 49362, 57589, 96126, 112147, 115178, 172767, 224294, 304399, 336441, 345534, 608798, 672882, 913197, 1826394, 2130793, 4261586, 6392379, 12784758]

約数ペア:

[(1, 12784758), (2, 6392379), (3, 4261586), (6, 2130793), (7, 1826394), (14, 913197), (19, 672882), (21, 608798), (37, 345534), (38, 336441), (42, 304399), (57, 224294), (74, 172767), (111, 115178), (114, 112147), (133, 96126), (222, 57589), (259, 49362), (266, 48063), (399, 32042), (433, 29526), (518, 24681), (703, 18186), (777, 16454), (798, 16021), (866, 14763), (1299, 9842), (1406, 9093), (1554, 8227), (2109, 6062), (2598, 4921), (3031, 4218)]