128438904

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{486511}}^1$

素因数の和:486531

約数の個数: 32

約数和(自身を含む): 350288640

約数和(自身を除く): 221849736

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 486511, 973022, 1459533, 1946044, 2919066, 3892088, 5351621, 5838132, 10703242, 11676264, 16054863, 21406484, 32109726, 42812968, 64219452, 128438904]

約数ペア:

[(1, 128438904), (2, 64219452), (3, 42812968), (4, 32109726), (6, 21406484), (8, 16054863), (11, 11676264), (12, 10703242), (22, 5838132), (24, 5351621), (33, 3892088), (44, 2919066), (66, 1946044), (88, 1459533), (132, 973022), (264, 486511)]