720006321

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{210713}}^1$

素因数の和:210800

約数の個数: 16

約数和(自身を含む): 1031655744

約数和(自身を除く): 311649423

約数列:

[1, 3, 17, 51, 67, 201, 1139, 3417, 210713, 632139, 3582121, 10746363, 14117771, 42353313, 240002107, 720006321]

約数ペア:

[(1, 720006321), (3, 240002107), (17, 42353313), (51, 14117771), (67, 10746363), (201, 3582121), (1139, 632139), (3417, 210713)]