12711556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 26587008

約数和(自身を除く): 13875452

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 71, 142, 143, 284, 286, 313, 572, 626, 781, 923, 1252, 1562, 1846, 3124, 3443, 3692, 4069, 6886, 8138, 10153, 13772, 16276, 20306, 22223, 40612, 44446, 44759, 88892, 89518, 179036, 244453, 288899, 488906, 577798, 977812, 1155596, 3177889, 6355778, 12711556]

約数ペア:

[(1, 12711556), (2, 6355778), (4, 3177889), (11, 1155596), (13, 977812), (22, 577798), (26, 488906), (44, 288899), (52, 244453), (71, 179036), (142, 89518), (143, 88892), (284, 44759), (286, 44446), (313, 40612), (572, 22223), (626, 20306), (781, 16276), (923, 13772), (1252, 10153), (1562, 8138), (1846, 6886), (3124, 4069), (3443, 3692)]