2871918

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{991}}^1$

素因数の和:1029

約数の個数: 48

約数和(自身を含む): 7428096

約数和(自身を除く): 4556178

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 991, 1449, 1982, 2898, 2973, 5946, 6937, 8919, 13874, 17838, 20811, 22793, 41622, 45586, 62433, 68379, 124866, 136758, 159551, 205137, 319102, 410274, 478653, 957306, 1435959, 2871918]

約数ペア:

[(1, 2871918), (2, 1435959), (3, 957306), (6, 478653), (7, 410274), (9, 319102), (14, 205137), (18, 159551), (21, 136758), (23, 124866), (42, 68379), (46, 62433), (63, 45586), (69, 41622), (126, 22793), (138, 20811), (161, 17838), (207, 13874), (322, 8919), (414, 6937), (483, 5946), (966, 2973), (991, 2898), (1449, 1982)]