16778412

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:635

約数の個数: 72

約数和(自身を含む): 48921600

約数和(自身を除く): 32143188

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 139, 252, 278, 417, 479, 556, 834, 958, 973, 1251, 1437, 1668, 1916, 1946, 2502, 2874, 2919, 3353, 3892, 4311, 5004, 5748, 5838, 6706, 8622, 8757, 10059, 11676, 13412, 17244, 17514, 20118, 30177, 35028, 40236, 60354, 66581, 120708, 133162, 199743, 266324, 399486, 466067, 599229, 798972, 932134, 1198458, 1398201, 1864268, 2396916, 2796402, 4194603, 5592804, 8389206, 16778412]

約数ペア:

[(1, 16778412), (2, 8389206), (3, 5592804), (4, 4194603), (6, 2796402), (7, 2396916), (9, 1864268), (12, 1398201), (14, 1198458), (18, 932134), (21, 798972), (28, 599229), (36, 466067), (42, 399486), (63, 266324), (84, 199743), (126, 133162), (139, 120708), (252, 66581), (278, 60354), (417, 40236), (479, 35028), (556, 30177), (834, 20118), (958, 17514), (973, 17244), (1251, 13412), (1437, 11676), (1668, 10059), (1916, 8757), (1946, 8622), (2502, 6706), (2874, 5838), (2919, 5748), (3353, 5004), (3892, 4311)]