243946809

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3539}}^1$

素因数の和:3611

約数の個数: 40

約数和(自身を含む): 390646080

約数和(自身を除く): 146699271

約数列:

[1, 3, 9, 23, 27, 37, 69, 81, 111, 207, 333, 621, 851, 999, 1863, 2553, 2997, 3539, 7659, 10617, 22977, 31851, 68931, 81397, 95553, 130943, 244191, 286659, 392829, 732573, 1178487, 2197719, 3011689, 3535461, 6593157, 9035067, 10606383, 27105201, 81315603, 243946809]

約数ペア:

[(1, 243946809), (3, 81315603), (9, 27105201), (23, 10606383), (27, 9035067), (37, 6593157), (69, 3535461), (81, 3011689), (111, 2197719), (207, 1178487), (333, 732573), (621, 392829), (851, 286659), (999, 244191), (1863, 130943), (2553, 95553), (2997, 81397), (3539, 68931), (7659, 31851), (10617, 22977)]