128533912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{937}}^1\times {\mathrm{1319}}^1$

素因数の和:2275

約数の個数: 32

約数和(自身を含む): 260013600

約数和(自身を除く): 131479688

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 937, 1319, 1874, 2638, 3748, 5276, 7496, 10552, 12181, 17147, 24362, 34294, 48724, 68588, 97448, 137176, 1235903, 2471806, 4943612, 9887224, 16066739, 32133478, 64266956, 128533912]

約数ペア:

[(1, 128533912), (2, 64266956), (4, 32133478), (8, 16066739), (13, 9887224), (26, 4943612), (52, 2471806), (104, 1235903), (937, 137176), (1319, 97448), (1874, 68588), (2638, 48724), (3748, 34294), (5276, 24362), (7496, 17147), (10552, 12181)]