128519174

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 232894464

約数和(自身を除く): 104375290

約数列:

[1, 2, 7, 14, 41, 43, 82, 86, 127, 254, 287, 301, 574, 602, 889, 1681, 1763, 1778, 3362, 3526, 5207, 5461, 10414, 10922, 11767, 12341, 23534, 24682, 36449, 38227, 72283, 72898, 76454, 144566, 213487, 223901, 426974, 447802, 505981, 1011962, 1494409, 1567307, 2988818, 3134614, 9179941, 18359882, 64259587, 128519174]

約数ペア:

[(1, 128519174), (2, 64259587), (7, 18359882), (14, 9179941), (41, 3134614), (43, 2988818), (82, 1567307), (86, 1494409), (127, 1011962), (254, 505981), (287, 447802), (301, 426974), (574, 223901), (602, 213487), (889, 144566), (1681, 76454), (1763, 72898), (1778, 72283), (3362, 38227), (3526, 36449), (5207, 24682), (5461, 23534), (10414, 12341), (10922, 11767)]