8191869

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:462

約数の個数: 32

約数和(自身を含む): 13440000

約数和(自身を除く): 5248131

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 343, 399, 419, 931, 1029, 1257, 2793, 2933, 6517, 7961, 8799, 19551, 20531, 23883, 55727, 61593, 143717, 167181, 390089, 431151, 1170267, 2730623, 8191869]

約数ペア:

[(1, 8191869), (3, 2730623), (7, 1170267), (19, 431151), (21, 390089), (49, 167181), (57, 143717), (133, 61593), (147, 55727), (343, 23883), (399, 20531), (419, 19551), (931, 8799), (1029, 7961), (1257, 6517), (2793, 2933)]