27825147

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 50780160

約数和(自身を除く): 22955013

約数列:

[1, 3, 7, 9, 21, 23, 27, 37, 63, 69, 111, 161, 173, 189, 207, 259, 333, 483, 519, 621, 777, 851, 999, 1211, 1449, 1557, 2331, 2553, 3633, 3979, 4347, 4671, 5957, 6401, 6993, 7659, 10899, 11937, 17871, 19203, 22977, 27853, 32697, 35811, 44807, 53613, 57609, 83559, 107433, 134421, 147223, 160839, 172827, 250677, 403263, 441669, 752031, 1030561, 1209789, 1325007, 3091683, 3975021, 9275049, 27825147]

約数ペア:

[(1, 27825147), (3, 9275049), (7, 3975021), (9, 3091683), (21, 1325007), (23, 1209789), (27, 1030561), (37, 752031), (63, 441669), (69, 403263), (111, 250677), (161, 172827), (173, 160839), (189, 147223), (207, 134421), (259, 107433), (333, 83559), (483, 57609), (519, 53613), (621, 44807), (777, 35811), (851, 32697), (999, 27853), (1211, 22977), (1449, 19203), (1557, 17871), (2331, 11937), (2553, 10899), (3633, 7659), (3979, 6993), (4347, 6401), (4671, 5957)]