12998244

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{571}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 34850816

約数和(自身を除く): 21852572

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 271, 542, 571, 813, 1084, 1142, 1626, 1713, 1897, 2284, 3252, 3426, 3794, 3997, 5691, 6852, 7588, 7994, 11382, 11991, 15988, 22764, 23982, 47964, 154741, 309482, 464223, 618964, 928446, 1083187, 1856892, 2166374, 3249561, 4332748, 6499122, 12998244]

約数ペア:

[(1, 12998244), (2, 6499122), (3, 4332748), (4, 3249561), (6, 2166374), (7, 1856892), (12, 1083187), (14, 928446), (21, 618964), (28, 464223), (42, 309482), (84, 154741), (271, 47964), (542, 23982), (571, 22764), (813, 15988), (1084, 11991), (1142, 11382), (1626, 7994), (1713, 7588), (1897, 6852), (2284, 5691), (3252, 3997), (3426, 3794)]