388703912

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{60811}}^1$

素因数の和:60881

約数の個数: 32

約数和(自身を含む): 788123520

約数和(自身を除く): 399419608

約数列:

[1, 2, 4, 8, 17, 34, 47, 68, 94, 136, 188, 376, 799, 1598, 3196, 6392, 60811, 121622, 243244, 486488, 1033787, 2067574, 2858117, 4135148, 5716234, 8270296, 11432468, 22864936, 48587989, 97175978, 194351956, 388703912]

約数ペア:

[(1, 388703912), (2, 194351956), (4, 97175978), (8, 48587989), (17, 22864936), (34, 11432468), (47, 8270296), (68, 5716234), (94, 4135148), (136, 2858117), (188, 2067574), (376, 1033787), (799, 486488), (1598, 243244), (3196, 121622), (6392, 60811)]