9972904

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{547}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 19530720

約数和(自身を除く): 9557816

約数列:

[1, 2, 4, 8, 43, 53, 86, 106, 172, 212, 344, 424, 547, 1094, 2188, 2279, 4376, 4558, 9116, 18232, 23521, 28991, 47042, 57982, 94084, 115964, 188168, 231928, 1246613, 2493226, 4986452, 9972904]

約数ペア:

[(1, 9972904), (2, 4986452), (4, 2493226), (8, 1246613), (43, 231928), (53, 188168), (86, 115964), (106, 94084), (172, 57982), (212, 47042), (344, 28991), (424, 23521), (547, 18232), (1094, 9116), (2188, 4558), (2279, 4376)]