77680428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{6653}}^1$

素因数の和:6806

約数の個数: 48

約数和(自身を含む): 208669440

約数和(自身を除く): 130989012

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, 6653, 11676, 13306, 19959, 26612, 39918, 46571, 79836, 93142, 139713, 186284, 279426, 558852, 924767, 1849534, 2774301, 3699068, 5548602, 6473369, 11097204, 12946738, 19420107, 25893476, 38840214, 77680428]

約数ペア:

[(1, 77680428), (2, 38840214), (3, 25893476), (4, 19420107), (6, 12946738), (7, 11097204), (12, 6473369), (14, 5548602), (21, 3699068), (28, 2774301), (42, 1849534), (84, 924767), (139, 558852), (278, 279426), (417, 186284), (556, 139713), (834, 93142), (973, 79836), (1668, 46571), (1946, 39918), (2919, 26612), (3892, 19959), (5838, 13306), (6653, 11676)]