81785054

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{383}}^1$

素因数の和:632

約数の個数: 32

約数和(自身を含む): 136249344

約数和(自身を除く): 54464290

約数列:

[1, 2, 13, 26, 43, 86, 191, 382, 383, 559, 766, 1118, 2483, 4966, 4979, 8213, 9958, 16426, 16469, 32938, 73153, 106769, 146306, 213538, 214097, 428194, 950989, 1901978, 3145579, 6291158, 40892527, 81785054]

約数ペア:

[(1, 81785054), (2, 40892527), (13, 6291158), (26, 3145579), (43, 1901978), (86, 950989), (191, 428194), (382, 214097), (383, 213538), (559, 146306), (766, 106769), (1118, 73153), (2483, 32938), (4966, 16469), (4979, 16426), (8213, 9958)]