201871229

素因数分解:

$7^2\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:537

約数の個数: 24

約数和(自身を含む): 239591520

約数和(自身を除く): 37720291

約数列:

[1, 7, 49, 107, 139, 277, 749, 973, 1939, 5243, 6811, 13573, 14873, 29639, 38503, 104111, 207473, 269521, 728777, 1452311, 1886647, 4119821, 28838747, 201871229]

約数ペア:

[(1, 201871229), (7, 28838747), (49, 4119821), (107, 1886647), (139, 1452311), (277, 728777), (749, 269521), (973, 207473), (1939, 104111), (5243, 38503), (6811, 29639), (13573, 14873)]