128225804

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{337}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 261660672

約数和(自身を除く): 133434868

約数列:

[1, 2, 4, 7, 14, 28, 107, 127, 214, 254, 337, 428, 508, 674, 749, 889, 1348, 1498, 1778, 2359, 2996, 3556, 4718, 9436, 13589, 27178, 36059, 42799, 54356, 72118, 85598, 95123, 144236, 171196, 190246, 252413, 299593, 380492, 504826, 599186, 1009652, 1198372, 4579493, 9158986, 18317972, 32056451, 64112902, 128225804]

約数ペア:

[(1, 128225804), (2, 64112902), (4, 32056451), (7, 18317972), (14, 9158986), (28, 4579493), (107, 1198372), (127, 1009652), (214, 599186), (254, 504826), (337, 380492), (428, 299593), (508, 252413), (674, 190246), (749, 171196), (889, 144236), (1348, 95123), (1498, 85598), (1778, 72118), (2359, 54356), (2996, 42799), (3556, 36059), (4718, 27178), (9436, 13589)]