28489149

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6581}}^1$

素因数の和:6637

約数の個数: 24

約数和(自身を含む): 45521112

約数和(自身を除く): 17031963

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 6581, 19743, 59229, 85553, 243497, 256659, 730491, 769977, 2191473, 3165461, 9496383, 28489149]

約数ペア:

[(1, 28489149), (3, 9496383), (9, 3165461), (13, 2191473), (37, 769977), (39, 730491), (111, 256659), (117, 243497), (333, 85553), (481, 59229), (1443, 19743), (4329, 6581)]