128959656

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{767617}}^1$

素因数の和:767633

約数の個数: 32

約数和(自身を含む): 368456640

約数和(自身を除く): 239496984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 767617, 1535234, 2302851, 3070468, 4605702, 5373319, 6140936, 9211404, 10746638, 16119957, 18422808, 21493276, 32239914, 42986552, 64479828, 128959656]

約数ペア:

[(1, 128959656), (2, 64479828), (3, 42986552), (4, 32239914), (6, 21493276), (7, 18422808), (8, 16119957), (12, 10746638), (14, 9211404), (21, 6140936), (24, 5373319), (28, 4605702), (42, 3070468), (56, 2302851), (84, 1535234), (168, 767617)]