221161986

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{1753}}^1$

素因数の和:1967

約数の個数: 48

約数和(自身を含む): 493617696

約数和(自身を除く): 272455710

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 163, 258, 326, 387, 489, 774, 978, 1467, 1753, 2934, 3506, 5259, 7009, 10518, 14018, 15777, 21027, 31554, 42054, 63081, 75379, 126162, 150758, 226137, 285739, 452274, 571478, 678411, 857217, 1356822, 1714434, 2571651, 5143302, 12286777, 24573554, 36860331, 73720662, 110580993, 221161986]

約数ペア:

[(1, 221161986), (2, 110580993), (3, 73720662), (6, 36860331), (9, 24573554), (18, 12286777), (43, 5143302), (86, 2571651), (129, 1714434), (163, 1356822), (258, 857217), (326, 678411), (387, 571478), (489, 452274), (774, 285739), (978, 226137), (1467, 150758), (1753, 126162), (2934, 75379), (3506, 63081), (5259, 42054), (7009, 31554), (10518, 21027), (14018, 15777)]