8621481

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 13483008

約数和(自身を除く): 4861527

約数列:

[1, 3, 11, 23, 33, 37, 69, 111, 253, 307, 407, 759, 851, 921, 1221, 2553, 3377, 7061, 9361, 10131, 11359, 21183, 28083, 34077, 77671, 124949, 233013, 261257, 374847, 783771, 2873827, 8621481]

約数ペア:

[(1, 8621481), (3, 2873827), (11, 783771), (23, 374847), (33, 261257), (37, 233013), (69, 124949), (111, 77671), (253, 34077), (307, 28083), (407, 21183), (759, 11359), (851, 10131), (921, 9361), (1221, 7061), (2553, 3377)]