128529712

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{217111}}^1$

素因数の和:217156

約数の個数: 20

約数和(自身を含む): 255757936

約数和(自身を除く): 127228224

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 217111, 434222, 868444, 1736888, 3473776, 8033107, 16066214, 32132428, 64264856, 128529712]

約数ペア:

[(1, 128529712), (2, 64264856), (4, 32132428), (8, 16066214), (16, 8033107), (37, 3473776), (74, 1736888), (148, 868444), (296, 434222), (592, 217111)]