128538312

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{765109}}^1$

素因数の和:765125

約数の個数: 32

約数和(自身を含む): 367252800

約数和(自身を除く): 238714488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 765109, 1530218, 2295327, 3060436, 4590654, 5355763, 6120872, 9181308, 10711526, 16067289, 18362616, 21423052, 32134578, 42846104, 64269156, 128538312]

約数ペア:

[(1, 128538312), (2, 64269156), (3, 42846104), (4, 32134578), (6, 21423052), (7, 18362616), (8, 16067289), (12, 10711526), (14, 9181308), (21, 6120872), (24, 5355763), (28, 4590654), (42, 3060436), (56, 2295327), (84, 1530218), (168, 765109)]