12973143

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:211

約数の個数: 32

約数和(自身を含む): 19148800

約数和(自身を除く): 6175657

約数列:

[1, 3, 19, 43, 57, 67, 79, 129, 201, 237, 817, 1273, 1501, 2451, 2881, 3397, 3819, 4503, 5293, 8643, 10191, 15879, 54739, 64543, 100567, 164217, 193629, 227599, 301701, 682797, 4324381, 12973143]

約数ペア:

[(1, 12973143), (3, 4324381), (19, 682797), (43, 301701), (57, 227599), (67, 193629), (79, 164217), (129, 100567), (201, 64543), (237, 54739), (817, 15879), (1273, 10191), (1501, 8643), (2451, 5293), (2881, 4503), (3397, 3819)]