305961796

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{619}}^1$

素因数の和:896

約数の個数: 48

約数和(自身を含む): 622182400

約数和(自身を除く): 316220604

約数列:

[1, 2, 4, 7, 14, 28, 127, 139, 254, 278, 508, 556, 619, 889, 973, 1238, 1778, 1946, 2476, 3556, 3892, 4333, 8666, 17332, 17653, 35306, 70612, 78613, 86041, 123571, 157226, 172082, 247142, 314452, 344164, 494284, 550291, 602287, 1100582, 1204574, 2201164, 2409148, 10927207, 21854414, 43708828, 76490449, 152980898, 305961796]

約数ペア:

[(1, 305961796), (2, 152980898), (4, 76490449), (7, 43708828), (14, 21854414), (28, 10927207), (127, 2409148), (139, 2201164), (254, 1204574), (278, 1100582), (508, 602287), (556, 550291), (619, 494284), (889, 344164), (973, 314452), (1238, 247142), (1778, 172082), (1946, 157226), (2476, 123571), (3556, 86041), (3892, 78613), (4333, 70612), (8666, 35306), (17332, 17653)]