12907587

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:879

約数の個数: 32

約数和(自身を含む): 21786624

約数和(自身を除く): 8879037

約数列:

[1, 3, 7, 11, 21, 33, 71, 77, 213, 231, 497, 781, 787, 1491, 2343, 2361, 5467, 5509, 8657, 16401, 16527, 25971, 55877, 60599, 167631, 181797, 391139, 614647, 1173417, 1843941, 4302529, 12907587]

約数ペア:

[(1, 12907587), (3, 4302529), (7, 1843941), (11, 1173417), (21, 614647), (33, 391139), (71, 181797), (77, 167631), (213, 60599), (231, 55877), (497, 25971), (781, 16527), (787, 16401), (1491, 8657), (2343, 5509), (2361, 5467)]