81620244

素因数分解:

$2^2\times 3^3\times {\mathrm{139}}^1\times {\mathrm{5437}}^1$

素因数の和:5589

約数の個数: 48

約数和(自身を含む): 213169600

約数和(自身を除く): 131549356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 139, 278, 417, 556, 834, 1251, 1668, 2502, 3753, 5004, 5437, 7506, 10874, 15012, 16311, 21748, 32622, 48933, 65244, 97866, 146799, 195732, 293598, 587196, 755743, 1511486, 2267229, 3022972, 4534458, 6801687, 9068916, 13603374, 20405061, 27206748, 40810122, 81620244]

約数ペア:

[(1, 81620244), (2, 40810122), (3, 27206748), (4, 20405061), (6, 13603374), (9, 9068916), (12, 6801687), (18, 4534458), (27, 3022972), (36, 2267229), (54, 1511486), (108, 755743), (139, 587196), (278, 293598), (417, 195732), (556, 146799), (834, 97866), (1251, 65244), (1668, 48933), (2502, 32622), (3753, 21748), (5004, 16311), (5437, 15012), (7506, 10874)]