180989829

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{7877}}^1$

素因数の和:7946

約数の個数: 32

約数和(自身を含む): 287389440

約数和(自身を除く): 106399611

約数列:

[1, 3, 9, 23, 27, 37, 69, 111, 207, 333, 621, 851, 999, 2553, 7659, 7877, 22977, 23631, 70893, 181171, 212679, 291449, 543513, 874347, 1630539, 2623041, 4891617, 6703327, 7869123, 20109981, 60329943, 180989829]

約数ペア:

[(1, 180989829), (3, 60329943), (9, 20109981), (23, 7869123), (27, 6703327), (37, 4891617), (69, 2623041), (111, 1630539), (207, 874347), (333, 543513), (621, 291449), (851, 212679), (999, 181171), (2553, 70893), (7659, 23631), (7877, 22977)]