128450289

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{751}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 192319488

約数和(自身を除く): 63869199

約数列:

[1, 3, 11, 33, 71, 73, 213, 219, 751, 781, 803, 2253, 2343, 2409, 5183, 8261, 15549, 24783, 53321, 54823, 57013, 159963, 164469, 171039, 586531, 603053, 1759593, 1809159, 3892433, 11677299, 42816763, 128450289]

約数ペア:

[(1, 128450289), (3, 42816763), (11, 11677299), (33, 3892433), (71, 1809159), (73, 1759593), (213, 603053), (219, 586531), (751, 171039), (781, 164469), (803, 159963), (2253, 57013), (2343, 54823), (2409, 53321), (5183, 24783), (8261, 15549)]