214905873

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18307}}^1$

素因数の和:18373

約数の個数: 32

約数和(自身を含む): 360887296

約数和(自身を除く): 145981423

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 273, 301, 559, 903, 1677, 3913, 11739, 18307, 54921, 128149, 237991, 384447, 713973, 787201, 1665937, 2361603, 4997811, 5510407, 10233613, 16531221, 30700839, 71635291, 214905873]

約数ペア:

[(1, 214905873), (3, 71635291), (7, 30700839), (13, 16531221), (21, 10233613), (39, 5510407), (43, 4997811), (91, 2361603), (129, 1665937), (273, 787201), (301, 713973), (559, 384447), (903, 237991), (1677, 128149), (3913, 54921), (11739, 18307)]