28322723

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:215

約数の個数: 32

約数和(自身を含む): 35163072

約数和(自身を除く): 6840349

約数列:

[1, 11, 13, 37, 53, 101, 143, 407, 481, 583, 689, 1111, 1313, 1961, 3737, 5291, 5353, 7579, 14443, 21571, 25493, 41107, 48581, 58883, 69589, 198061, 280423, 534391, 765479, 2178671, 2574793, 28322723]

約数ペア:

[(1, 28322723), (11, 2574793), (13, 2178671), (37, 765479), (53, 534391), (101, 280423), (143, 198061), (407, 69589), (481, 58883), (583, 48581), (689, 41107), (1111, 25493), (1313, 21571), (1961, 14443), (3737, 7579), (5291, 5353)]