12978828

素因数分解:

$2^2\times 3^2\times {\mathrm{281}}^1\times {\mathrm{1283}}^1$

素因数の和:1574

約数の個数: 36

約数和(自身を含む): 32950008

約数和(自身を除く): 19971180

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 281, 562, 843, 1124, 1283, 1686, 2529, 2566, 3372, 3849, 5058, 5132, 7698, 10116, 11547, 15396, 23094, 46188, 360523, 721046, 1081569, 1442092, 2163138, 3244707, 4326276, 6489414, 12978828]

約数ペア:

[(1, 12978828), (2, 6489414), (3, 4326276), (4, 3244707), (6, 2163138), (9, 1442092), (12, 1081569), (18, 721046), (36, 360523), (281, 46188), (562, 23094), (843, 15396), (1124, 11547), (1283, 10116), (1686, 7698), (2529, 5132), (2566, 5058), (3372, 3849)]