28427322

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1663}}^1$

素因数の和:1723

約数の個数: 64

約数和(自身を含む): 72843264

約数和(自身を除く): 44415942

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 37, 42, 66, 74, 77, 111, 154, 222, 231, 259, 407, 462, 518, 777, 814, 1221, 1554, 1663, 2442, 2849, 3326, 4989, 5698, 8547, 9978, 11641, 17094, 18293, 23282, 34923, 36586, 54879, 61531, 69846, 109758, 123062, 128051, 184593, 256102, 369186, 384153, 430717, 676841, 768306, 861434, 1292151, 1353682, 2030523, 2584302, 4061046, 4737887, 9475774, 14213661, 28427322]

約数ペア:

[(1, 28427322), (2, 14213661), (3, 9475774), (6, 4737887), (7, 4061046), (11, 2584302), (14, 2030523), (21, 1353682), (22, 1292151), (33, 861434), (37, 768306), (42, 676841), (66, 430717), (74, 384153), (77, 369186), (111, 256102), (154, 184593), (222, 128051), (231, 123062), (259, 109758), (407, 69846), (462, 61531), (518, 54879), (777, 36586), (814, 34923), (1221, 23282), (1554, 18293), (1663, 17094), (2442, 11641), (2849, 9978), (3326, 8547), (4989, 5698)]