521804398

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{479}}^1$

素因数の和:816

約数の個数: 32

約数和(自身を含む): 821145600

約数和(自身を除く): 299341202

約数列:

[1, 2, 43, 53, 86, 106, 239, 478, 479, 958, 2279, 4558, 10277, 12667, 20554, 20597, 25334, 25387, 41194, 50774, 114481, 228962, 544681, 1089362, 1091641, 2183282, 4922683, 6067493, 9845366, 12134986, 260902199, 521804398]

約数ペア:

[(1, 521804398), (2, 260902199), (43, 12134986), (53, 9845366), (86, 6067493), (106, 4922683), (239, 2183282), (478, 1091641), (479, 1089362), (958, 544681), (2279, 228962), (4558, 114481), (10277, 50774), (12667, 41194), (20554, 25387), (20597, 25334)]