127968903

素因数分解:

$3^5\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 202057856

約数和(自身を除く): 74088953

約数列:

[1, 3, 9, 27, 37, 43, 81, 111, 129, 243, 331, 333, 387, 993, 999, 1161, 1591, 2979, 2997, 3483, 4773, 8937, 8991, 10449, 12247, 14233, 14319, 26811, 36741, 42699, 42957, 80433, 110223, 128097, 128871, 330669, 384291, 386613, 526621, 992007, 1152873, 1579863, 2976021, 3458619, 4739589, 14218767, 42656301, 127968903]

約数ペア:

[(1, 127968903), (3, 42656301), (9, 14218767), (27, 4739589), (37, 3458619), (43, 2976021), (81, 1579863), (111, 1152873), (129, 992007), (243, 526621), (331, 386613), (333, 384291), (387, 330669), (993, 128871), (999, 128097), (1161, 110223), (1591, 80433), (2979, 42957), (2997, 42699), (3483, 36741), (4773, 26811), (8937, 14319), (8991, 14233), (10449, 12247)]