128658512

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{223}}^1\times {\mathrm{337}}^1$

素因数の和:675

約数の個数: 40

約数和(自身を含む): 253483776

約数和(自身を除く): 124825264

約数列:

[1, 2, 4, 8, 16, 107, 214, 223, 337, 428, 446, 674, 856, 892, 1348, 1712, 1784, 2696, 3568, 5392, 23861, 36059, 47722, 72118, 75151, 95444, 144236, 150302, 190888, 288472, 300604, 381776, 576944, 601208, 1202416, 8041157, 16082314, 32164628, 64329256, 128658512]

約数ペア:

[(1, 128658512), (2, 64329256), (4, 32164628), (8, 16082314), (16, 8041157), (107, 1202416), (214, 601208), (223, 576944), (337, 381776), (428, 300604), (446, 288472), (674, 190888), (856, 150302), (892, 144236), (1348, 95444), (1712, 75151), (1784, 72118), (2696, 47722), (3568, 36059), (5392, 23861)]