1972745281

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{1103}}^1$

素因数の和:1705

約数の個数: 24

約数和(自身を含む): 2254677120

約数和(自身を除く): 281931839

約数列:

[1, 13, 19, 169, 247, 557, 1103, 3211, 7241, 10583, 14339, 20957, 94133, 137579, 186407, 272441, 614371, 1788527, 3541733, 7986823, 11673049, 103828699, 151749637, 1972745281]

約数ペア:

[(1, 1972745281), (13, 151749637), (19, 103828699), (169, 11673049), (247, 7986823), (557, 3541733), (1103, 1788527), (3211, 614371), (7241, 272441), (10583, 186407), (14339, 137579), (20957, 94133)]