283337428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{90697}}^1$

素因数の和:90783

約数の個数: 24

約数和(自身を含む): 548541504

約数和(自身を除く): 265204076

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 90697, 181394, 362788, 997667, 1995334, 3990668, 6439487, 12878974, 25757948, 70834357, 141668714, 283337428]

約数ペア:

[(1, 283337428), (2, 141668714), (4, 70834357), (11, 25757948), (22, 12878974), (44, 6439487), (71, 3990668), (142, 1995334), (284, 997667), (781, 362788), (1562, 181394), (3124, 90697)]