238687565

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 310003200

約数和(自身を除く): 71315635

約数列:

[1, 5, 17, 85, 103, 137, 199, 515, 685, 995, 1751, 2329, 3383, 8755, 11645, 14111, 16915, 20497, 27263, 70555, 102485, 136315, 239887, 348449, 463471, 1199435, 1742245, 2317355, 2808089, 14040445, 47737513, 238687565]

約数ペア:

[(1, 238687565), (5, 47737513), (17, 14040445), (85, 2808089), (103, 2317355), (137, 1742245), (199, 1199435), (515, 463471), (685, 348449), (995, 239887), (1751, 136315), (2329, 102485), (3383, 70555), (8755, 27263), (11645, 20497), (14111, 16915)]