405705972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{34747}}^1$

素因数の和:34900

約数の個数: 48

約数和(自身を含む): 1089697280

約数和(自身を除く): 683991308

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 139, 278, 417, 556, 834, 973, 1668, 1946, 2919, 3892, 5838, 11676, 34747, 69494, 104241, 138988, 208482, 243229, 416964, 486458, 729687, 972916, 1459374, 2918748, 4829833, 9659666, 14489499, 19319332, 28978998, 33808831, 57957996, 67617662, 101426493, 135235324, 202852986, 405705972]

約数ペア:

[(1, 405705972), (2, 202852986), (3, 135235324), (4, 101426493), (6, 67617662), (7, 57957996), (12, 33808831), (14, 28978998), (21, 19319332), (28, 14489499), (42, 9659666), (84, 4829833), (139, 2918748), (278, 1459374), (417, 972916), (556, 729687), (834, 486458), (973, 416964), (1668, 243229), (1946, 208482), (2919, 138988), (3892, 104241), (5838, 69494), (11676, 34747)]