205876979

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{16607}}^1$

素因数の和:16655

約数の個数: 24

約数和(自身を含む): 272636928

約数和(自身を除く): 66759949

約数列:

[1, 7, 11, 23, 49, 77, 161, 253, 539, 1127, 1771, 12397, 16607, 116249, 182677, 381961, 813743, 1278739, 2673727, 4201571, 8951173, 18716089, 29410997, 205876979]

約数ペア:

[(1, 205876979), (7, 29410997), (11, 18716089), (23, 8951173), (49, 4201571), (77, 2673727), (161, 1278739), (253, 813743), (539, 381961), (1127, 182677), (1771, 116249), (12397, 16607)]