81716376

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{486407}}^1$

素因数の和:486423

約数の個数: 32

約数和(自身を含む): 233475840

約数和(自身を除く): 151759464

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 486407, 972814, 1459221, 1945628, 2918442, 3404849, 3891256, 5836884, 6809698, 10214547, 11673768, 13619396, 20429094, 27238792, 40858188, 81716376]

約数ペア:

[(1, 81716376), (2, 40858188), (3, 27238792), (4, 20429094), (6, 13619396), (7, 11673768), (8, 10214547), (12, 6809698), (14, 5836884), (21, 3891256), (24, 3404849), (28, 2918442), (42, 1945628), (56, 1459221), (84, 972814), (168, 486407)]