128512286

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{929}}^1$

素因数の和:1220

約数の個数: 32

約数和(自身を含む): 226860480

約数和(自身を除く): 98348194

約数列:

[1, 2, 7, 14, 41, 82, 241, 287, 482, 574, 929, 1687, 1858, 3374, 6503, 9881, 13006, 19762, 38089, 69167, 76178, 138334, 223889, 266623, 447778, 533246, 1567223, 3134446, 9179449, 18358898, 64256143, 128512286]

約数ペア:

[(1, 128512286), (2, 64256143), (7, 18358898), (14, 9179449), (41, 3134446), (82, 1567223), (241, 533246), (287, 447778), (482, 266623), (574, 223889), (929, 138334), (1687, 76178), (1858, 69167), (3374, 38089), (6503, 19762), (9881, 13006)]