87981751

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:367

約数の個数: 32

約数和(自身を含む): 108380160

約数和(自身を除く): 20398409

約数列:

[1, 11, 13, 31, 89, 143, 223, 341, 403, 979, 1157, 2453, 2759, 2899, 4433, 6913, 12727, 19847, 30349, 31889, 35867, 76043, 89869, 218317, 258011, 394537, 615257, 988559, 2838121, 6767827, 7998341, 87981751]

約数ペア:

[(1, 87981751), (11, 7998341), (13, 6767827), (31, 2838121), (89, 988559), (143, 615257), (223, 394537), (341, 258011), (403, 218317), (979, 89869), (1157, 76043), (2453, 35867), (2759, 31889), (2899, 30349), (4433, 19847), (6913, 12727)]