131979428

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{919}}^1$

素因数の和:1176

約数の個数: 48

約数和(自身を含む): 276971520

約数和(自身を除く): 144992092

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 223, 322, 446, 644, 892, 919, 1561, 1838, 3122, 3676, 5129, 6244, 6433, 10258, 12866, 20516, 21137, 25732, 35903, 42274, 71806, 84548, 143612, 147959, 204937, 295918, 409874, 591836, 819748, 1434559, 2869118, 4713551, 5738236, 9427102, 18854204, 32994857, 65989714, 131979428]

約数ペア:

[(1, 131979428), (2, 65989714), (4, 32994857), (7, 18854204), (14, 9427102), (23, 5738236), (28, 4713551), (46, 2869118), (92, 1434559), (161, 819748), (223, 591836), (322, 409874), (446, 295918), (644, 204937), (892, 147959), (919, 143612), (1561, 84548), (1838, 71806), (3122, 42274), (3676, 35903), (5129, 25732), (6244, 21137), (6433, 20516), (10258, 12866)]