12278518

素因数分解:

$2^1\times 7^2\times {\mathrm{349}}^1\times {\mathrm{359}}^1$

素因数の和:724

約数の個数: 24

約数和(自身を含む): 21546000

約数和(自身を除く): 9267482

約数列:

[1, 2, 7, 14, 49, 98, 349, 359, 698, 718, 2443, 2513, 4886, 5026, 17101, 17591, 34202, 35182, 125291, 250582, 877037, 1754074, 6139259, 12278518]

約数ペア:

[(1, 12278518), (2, 6139259), (7, 1754074), (14, 877037), (49, 250582), (98, 125291), (349, 35182), (359, 34202), (698, 17591), (718, 17101), (2443, 5026), (2513, 4886)]