285399219

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1\times {\mathrm{463}}^1$

素因数の和:819

約数の個数: 32

約数和(自身を含む): 440985600

約数和(自身を除く): 155586381

約数列:

[1, 3, 7, 21, 149, 197, 447, 463, 591, 1043, 1379, 1389, 3129, 3241, 4137, 9723, 29353, 68987, 88059, 91211, 205471, 206961, 273633, 482909, 616413, 638477, 1448727, 1915431, 13590439, 40771317, 95133073, 285399219]

約数ペア:

[(1, 285399219), (3, 95133073), (7, 40771317), (21, 13590439), (149, 1915431), (197, 1448727), (447, 638477), (463, 616413), (591, 482909), (1043, 273633), (1379, 206961), (1389, 205471), (3129, 91211), (3241, 88059), (4137, 68987), (9723, 29353)]