2651964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 7155456

約数和(自身を除く): 4503492

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 131, 241, 262, 393, 482, 524, 723, 786, 917, 964, 1446, 1572, 1687, 1834, 2751, 2892, 3374, 3668, 5061, 5502, 6748, 10122, 11004, 20244, 31571, 63142, 94713, 126284, 189426, 220997, 378852, 441994, 662991, 883988, 1325982, 2651964]

約数ペア:

[(1, 2651964), (2, 1325982), (3, 883988), (4, 662991), (6, 441994), (7, 378852), (12, 220997), (14, 189426), (21, 126284), (28, 94713), (42, 63142), (84, 31571), (131, 20244), (241, 11004), (262, 10122), (393, 6748), (482, 5502), (524, 5061), (723, 3668), (786, 3374), (917, 2892), (964, 2751), (1446, 1834), (1572, 1687)]