13127829

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 20901888

約数和(自身を除く): 7774059

約数列:

[1, 3, 11, 13, 33, 39, 71, 143, 213, 429, 431, 781, 923, 1293, 2343, 2769, 4741, 5603, 10153, 14223, 16809, 30459, 30601, 61633, 91803, 184899, 336611, 397813, 1009833, 1193439, 4375943, 13127829]

約数ペア:

[(1, 13127829), (3, 4375943), (11, 1193439), (13, 1009833), (33, 397813), (39, 336611), (71, 184899), (143, 91803), (213, 61633), (429, 30601), (431, 30459), (781, 16809), (923, 14223), (1293, 10153), (2343, 5603), (2769, 4741)]