87909118

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1553}}^1$

素因数の和:1680

約数の個数: 32

約数和(自身を含む): 150377472

約数和(自身を除く): 62468354

約数列:

[1, 2, 11, 22, 31, 62, 83, 166, 341, 682, 913, 1553, 1826, 2573, 3106, 5146, 17083, 28303, 34166, 48143, 56606, 96286, 128899, 257798, 529573, 1059146, 1417889, 2835778, 3995869, 7991738, 43954559, 87909118]

約数ペア:

[(1, 87909118), (2, 43954559), (11, 7991738), (22, 3995869), (31, 2835778), (62, 1417889), (83, 1059146), (166, 529573), (341, 257798), (682, 128899), (913, 96286), (1553, 56606), (1826, 48143), (2573, 34166), (3106, 28303), (5146, 17083)]