557873281

素因数分解:

$7^2\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{571}}^1$

素因数の和:869

約数の個数: 24

約数和(自身を含む): 659383296

約数和(自身を除く): 101510015

約数列:

[1, 7, 49, 127, 157, 571, 889, 1099, 3997, 6223, 7693, 19939, 27979, 72517, 89647, 139573, 507619, 627529, 977011, 3553333, 4392703, 11385169, 79696183, 557873281]

約数ペア:

[(1, 557873281), (7, 79696183), (49, 11385169), (127, 4392703), (157, 3553333), (571, 977011), (889, 627529), (1099, 507619), (3997, 139573), (6223, 89647), (7693, 72517), (19939, 27979)]