268431639

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{6661}}^1$

素因数の和:6791

約数の個数: 32

約数和(自身を含む): 434895360

約数和(自身を除く): 166463721

約数列:

[1, 3, 7, 19, 21, 57, 101, 133, 303, 399, 707, 1919, 2121, 5757, 6661, 13433, 19983, 40299, 46627, 126559, 139881, 379677, 672761, 885913, 2018283, 2657739, 4709327, 12782459, 14127981, 38347377, 89477213, 268431639]

約数ペア:

[(1, 268431639), (3, 89477213), (7, 38347377), (19, 14127981), (21, 12782459), (57, 4709327), (101, 2657739), (133, 2018283), (303, 885913), (399, 672761), (707, 379677), (1919, 139881), (2121, 126559), (5757, 46627), (6661, 40299), (13433, 19983)]