12819191

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{727}}^1$

素因数の和:974

約数の個数: 16

約数和(自身を含む): 16074240

約数和(自身を除く): 3255049

約数列:

[1, 7, 11, 77, 229, 727, 1603, 2519, 5089, 7997, 17633, 55979, 166483, 1165381, 1831313, 12819191]

約数ペア:

[(1, 12819191), (7, 1831313), (11, 1165381), (77, 166483), (229, 55979), (727, 17633), (1603, 7997), (2519, 5089)]