1971292

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:277

約数の個数: 24

約数和(自身を含む): 3601136

約数和(自身を除く): 1629844

約数列:

[1, 2, 4, 43, 73, 86, 146, 157, 172, 292, 314, 628, 3139, 6278, 6751, 11461, 12556, 13502, 22922, 27004, 45844, 492823, 985646, 1971292]

約数ペア:

[(1, 1971292), (2, 985646), (4, 492823), (43, 45844), (73, 27004), (86, 22922), (146, 13502), (157, 12556), (172, 11461), (292, 6751), (314, 6278), (628, 3139)]