256469226

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{62039}}^1$

素因数の和:62110

約数の個数: 32

約数和(自身を含む): 562826880

約数和(自身を除く): 306357654

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 318, 689, 1378, 2067, 4134, 62039, 124078, 186117, 372234, 806507, 1613014, 2419521, 3288067, 4839042, 6576134, 9864201, 19728402, 42744871, 85489742, 128234613, 256469226]

約数ペア:

[(1, 256469226), (2, 128234613), (3, 85489742), (6, 42744871), (13, 19728402), (26, 9864201), (39, 6576134), (53, 4839042), (78, 3288067), (106, 2419521), (159, 1613014), (318, 806507), (689, 372234), (1378, 186117), (2067, 124078), (4134, 62039)]