90929979

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{13003}}^1$

素因数の和:13056

約数の個数: 32

約数和(自身を含む): 158128640

約数和(自身を除く): 67198661

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 111, 189, 259, 333, 777, 999, 2331, 6993, 13003, 39009, 91021, 117027, 273063, 351081, 481111, 819189, 1443333, 2457567, 3367777, 4329999, 10103331, 12989997, 30309993, 90929979]

約数ペア:

[(1, 90929979), (3, 30309993), (7, 12989997), (9, 10103331), (21, 4329999), (27, 3367777), (37, 2457567), (63, 1443333), (111, 819189), (189, 481111), (259, 351081), (333, 273063), (777, 117027), (999, 91021), (2331, 39009), (6993, 13003)]